WORLD HEALTH ORGANIZATION
ORGANISATION MONDIALE DE LA SANTÉ
WELTGESUNDHEITSORGANISATION Date: 25 July 2022
ВСЕМИРНАЯ ОРГАНИЗАЦИЯ ЗДРАВООХРАНЕНИЯ
REGIONAL OFFICE FOR EUROPE
BUREAU RÉGIONAL DE L’EUROPE To the Ministers of Health of the WHO European
REGIONALBÜRO FÜR EUROPA
ЕВРОПЕЙСКОЕ РЕГИОНАЛЬНОЕ БЮРО Region
Head office:
UN City, Marmorvej 51,
DK-2100 Copenhagen Ø, Denmark
Tel.: +45 45 33 70 00; Fax: +45 45 33 70 01
Email:
[email protected]
Website: http://www.euro.who.int
Our reference: Your reference:
Notre référence: Votre référence:
Unser Zeichen: Ihr Zeichen:
См. наш номер: На Ваш номер:
Dear Sir or Madam,
Preparedness and response actions for human-to-human monkeypox transmission
in the WHO European Region
On Saturday afternoon, based on the deliberations held at the second meeting of the International Health
Regulations (2005) (IHR) Emergency Committee regarding the multi-country outbreak of monkeypox, the
WHO Director-General declared a Public Health Emergency of International Concern (PHEIC). While the
Committee did not reach consensus on their advice, the Director-General decided to take a “no-regrets”
approach. I echo his sentiment and make a call to you to do the same, placing community protection and human
dignity at the centre of our regional response.
Through this letter, I would like to formally convey to you the Temporary Recommendations issued by the
Director-General following the determination of the PHEIC. Sets of recommendations, enclosed with this letter,
are provided for four groups of countries, three of which are present in the European Region:
i. Those that have not yet reported a case of monkeypox, or have not reported a case for 21 days or more;
ii. Those with recently imported cases of monkeypox and that are experiencing human-to-human
transmission. The recommendations include implementing a coordinated response to stop transmission
and protect vulnerable groups:
- to engage and protect affected communities;
- to intensify surveillance and public health measures;
- to strengthen clinical management and infection prevention and control in hospitals and clinics;
and
- to accelerate research into the use of vaccines, therapeutics and other tools;
iii. Those with cases of transmission of monkeypox between animals and humans – there are no countries
in Europe in this category at present;
iv. Countries with manufacturing capacity for diagnostics, vaccines and therapeutics.
While monkeypox is generally self-limiting and clinically mild, it is spreading rapidly in Europe, and with 36
IHR State Parties and one territory affected, it is quickly establishing itself as a new disease spreading from
human-to-human in the Region. To date, over 12,000 probable or confirmed cases, and no deaths have been
reported in the European Region since 13 May 2022. The WHO European Region has seen over three quarters
of new global cases in the past month.
UN City, Marmorvej 51 Tel.: +45 45 33 70 00 Email:
[email protected]
DK-2100 Copenhagen Ø Fax: +45 45 33 70 01 Website: http://www.euro.who.int
Denmark
Although cases remain mostly within the social and sexual networks of men who have sex with men (MSM),
this is not an exclusive picture and there are signs that cases in other population groups, including women and
children, are increasing. While the outbreak in our Region is currently driven by close physical and sexual
contact between individuals, cases are also being detected through household transmission episodes, and
sometimes with no clear exposure history. While initial cases were often linked to large gatherings, more recent
data suggests that transmission is now occurring within day-to-day community settings.
We still have much to learn about monkeypox, and we must acknowledge uncertainties while working to fill
the gaps in our knowledge and strengthen the tools we have to respond. The most dominant mode of
transmission and the groups at highest risk of infection need to be the main focus of our immediate and urgent
response. At present, this means focusing our response towards interrupting close contact and sexual
transmission among people with multiple sexual partners, especially MSM.
Public health interventions, including in countries that have not yet reported a case of monkeypox, need to be
focused on the community level. This includes disease surveillance, investigation and contact tracing, but also
community engagement actions to inform people at risk of how they can take steps to protect themselves.
Health care workers across all levels of the health system must be aware of what to look for; they must
understand that the presentation may be atypical, and be alert to the possibility of monkeypox in their
assessment of any patient, not only MSM and patients with travel history to countries or areas with ongoing
monkeypox transmission.
Medical countermeasures, such as antivirals and vaccines, may have an important complementary role to
behavioural interventions in reducing the spread of the disease and improving outcomes in vulnerable groups,
but to date, our understanding of their efficacy against monkeypox comes largely from animal models and their
availability is constrained. There is an urgent need for Europe to generate the evidence for their use, as well to
work together to increase the target of effective medical countermeasures to populations at highest risk.
To interrupt transmission and prevent further spread, we will need to work together with at-risk groups and
communities to help reduce exposures without judgement, without stigma and without discrimination, but with
full respect to the dignity and the human rights of those affected.
WHO/Europe stands ready to continue providing technical assistance and aid to the Government of your country,
and to the Ministry of Health in particular. Also enclosed in this letter is a list of available interim guidance and
recommendations for monkeypox, issued by WHO.
On behalf of WHO/Europe, please accept the assurance of my highest consideration, and we thank you for your
collaboration, particularly with regard to your efforts in engaging and protecting the health of our communities
from this emerging global threat.
Yours very truly,
Dr Hans Henri P. Kluge
Regional Director
Encls:
1. Final statement of the second meeting of the International Health Regulations (2005) (IHR) Emergency
Committee regarding the multi-country outbreak of monkeypox
2. Published WHO Monkeypox Guidance and Resources
–2–
Second meeting of the International Health Regulations (2005) (IHR) Emergency Committee
regarding the multi-country outbreak of monkeypox
23 July 2022
The WHO Director-General is hereby transmitting the Report of the second meeting of the
International Health Regulations (2005) (IHR) Emergency Committee regarding the multi-country
outbreak of monkeypox, held on Thursday, 21 July 2022, from 12:00 to 19:00 CEST.
The WHO Director-General expresses his sincere gratitude to the Chair, Members, and Advisors for
their careful consideration of the issues regarding this outbreak, as well as for providing invaluable
input for his consideration. The Committee Members did not reach a consensus regarding their advice
on determination of a Public Health Emergency of International Concern (PHEIC) for this event.
The WHO Director-General recognizes the complexities and uncertainties associated with this public
health event. Having considered the views of Committee Members and Advisors as well as other
factors in line with the International Health Regulations, the Director-General has determined that the
multi-country outbreak of monkeypox constitutes a Public Health Emergency of International
Concern.
The WHO Director-General also considered the views of the Committee in issuing the set of Temporary
Recommendations presented below.
===
Temporary Recommendations issued by the WHO Director-General in relation to the multi-country
outbreak of monkeypox
These Temporary Recommendations apply to different groups of States Parties, based on their
epidemiological situation, patterns of transmission and capacities. Each States Party, at any given
point in time, falls either under Group 1 or under Group 2. Some State Parties may also fall under
Group 3 and/or Group 4.
All Temporary Recommendations are expected to be implemented in full respect of established
principles of human rights, inclusion and the dignity of all individuals and communities.
Group 1: States Parties, with no history of monkeypox in the human population or not having
detected a case of monkeypox for over 21 days
1.a. Activate or establish health and multi-sectoral coordination mechanisms to strengthen all aspects
of readiness for responding to monkeypox and stop human to human transmission.
1.b. Plan for, and/or implement, interventions to avoid the stigmatization and discrimination against
any individual or population group that may be affected by monkeypox, with the goal of preventing
further undetected transmission of monkeypox virus. The focus of these interventions should be: to
promote voluntary self-reporting and care seeking behaviour; to facilitate timely access to quality
clinical care; to protect the human rights, privacy and dignity of affected individuals and their contacts
across all communities.
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1.c. Establish and intensify epidemiological disease surveillance, including access to reliable,
affordable and accurate diagnostic tests, for illness compatible with monkeypox as part of existing
national surveillance systems. For disease surveillance purposes, case definitions for suspected,
probable and confirmed cases of monkeypox should be adopted.
1.d. Intensify the detection capacity by raising awareness and training health workers, including those
in primary care, genitourinary and sexual health clinics, urgent care / emergency departments, dental
practices, dermatology, paediatrics, HIV services, infectious diseases, maternity services, obstetrics
and gynaecology, and other acute care facilities.
1.e. Raise awareness about monkeypox virus transmission, related prevention and protective
measures, and symptoms and signs of monkeypox among communities that are currently affected
elsewhere in this multi-country outbreak (e.g., importantly, but not exclusively, gay, bisexual and
other men who have sex with men (MSM) or individuals with multiple sexual partners) as well as
among other population groups that may be at risk (e.g., sex workers, transgender people).
1.f. Engage key community-based groups, sexual health and civil society networks to increase the
provision of reliable and factual information about monkeypox and its potential transmission to and
within populations or communities that may be at increased risk of infection.
1.g. Focus risk communication and community support efforts on settings and venues where intimate
encounters take place (e.g., gatherings focused on MSM, sex-on-premises venues). This includes
engaging with and supporting the organizers of large and smaller scale events, as well as with owners
and managers of sex on premises venues to promote personal protective measures and risk-reducing
behaviour.
1.h. Immediately report to WHO, through channels established under the provision of the IHR,
probable and confirmed cases of monkeypox, including using the minimum data set contained in the
WHO Case Report Form (CRF).
1.i. Implement all actions necessary so as to be ready to apply or continue applying the set of
Temporary Recommendations enumerated for Group 2 below in the event of first-time or renewed
detection of one or more suspected, probable or confirmed cases of monkeypox.
Group 2: States Parties, with recently imported cases of monkeypox in the human population and/or
otherwise experiencing human-to-human transmission of monkeypox virus, including in key
population groups and communities at high risk of exposure
2.a. Implementing coordinated response
2.a.i. Implement response actions with the goal of stopping human-to-human transmission of
monkeypox virus, with a priority focus on communities at high risk of exposure, which may differ
according to context and include gay, bisexual and other men who have sex with men (MSM).
Those actions include: targeted risk communication and community engagement, case detection,
supported isolation of cases and treatment, contact tracing, and targeted immunization for
persons at high risk of exposure for monkeypox.
2.a.ii. Empower affected communities and enable and support their leadership in devising,
contributing actively to, and monitoring the response to the health risk they are confronting.
Extend technical, financial and human resources to the extent possible and maintain mutual
accountability on the actions of the affected communities.
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2.a.iii. Implement response actions with the goal of protecting vulnerable groups
(immunosuppressed individuals, children, pregnant women) who may be at risk of severe
monkeypox disease. Those actions include: targeted risk communication and community
engagement, case detection, supported isolation of cases and treatment, contact tracing. These
may also include targeted immunization which takes into careful consideration the risks and
benefits for the individual in a shared clinical decision-making.
2.b. Engaging and protecting communities
2.b.i. Raise awareness about monkeypox virus transmission, actions to reduce the risk of onward
transmission to others and clinical presentation in communities affected by the outbreak, which
may vary by context, and promote the uptake and appropriate use of prevention measures and
adoption of informed risk mitigation measures. In different contexts this would include limiting
skin to skin contact or other forms of close contact with others while symptomatic, may include
promoting the reduction of the number of sexual partners where relevant including with respect
to events with venues for sex on premises, use of personal protective measures and practices,
including during, and related to, small or large gatherings of communities at high risk of exposure.
2.b.ii Engage with organizers of gatherings (large and small), including those likely to be conducive
for encounters of intimate sexual nature or that may include venues for sex-on-premises, to
promote personal protective measures and behaviours, encourage organizers to apply a risk-based
approach to the holding of such events and discuss the possibility of postponing events for which
risk measures cannot be put in place. All necessary information should be provided for risk
communication on personal choices and for infection prevention and control including regular
cleaning of event venues and premises.
2.b.iii. Develop and target risk communication and community engagement interventions,
including on the basis of systematic social listening (e.g., through digital platforms) for emerging
perceptions, concerns, and spreading of misinformation that might hamper response actions.
2.b.iv. Engage with representatives of affected communities, non-government organizations,
elected officials and civil society, and behavioural scientists to advise on approaches and strategies
to avoid the stigmatization of any individual or population groups in the implementation of
appropriate interventions, so that care seeking behaviour, testing and access to preventive
measures and clinical care is timely, and to prevent undetected transmission of monkeypox virus.
2.c. Surveillance and public health measures
2.c.i. Intensify surveillance for illness compatible with monkeypox as part of existing national
surveillance schemes, including access to reliable, affordable and accurate diagnostic tests.
2.c.ii. Report to WHO, on a weekly basis and through channels established under the provision of
the IHR, probable and confirmed cases of monkeypox, including using the minimum data set
contained in the WHO Case Report Form (CRF).
2.c.iii. Strengthen laboratory capacity, and international specimens referral capacities as needed,
for the diagnosis of monkeypox virus infection, and related surveillance, based on the use of nucleic
acid amplification testing (NAAT), such as real time or conventional polymerase chain reaction
(PCR).
2.c.iv. Strengthen genomic sequencing capacities, and international specimens referral capacities
as needed, building on existing sequencing capacities worldwide, to determine circulating virus
clades and their evolution, and share genetic sequence data through publicly accessible databases.
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2.c.v. Isolate cases for the duration of the infectious period. Policies related to the isolation of cases
should encompass health, psychological, material and essential support to adequate living. Any
adjustment of isolation policies late in the isolation period would entails the mitigation of any
residual public health risk.
2.c.vi. During the isolation period, cases should be advised on how to minimise the risk of onward
transmission.
2.c.vii. Conduct contact tracing among individuals in contact with anyone who may be a suspected,
probable, or confirmed case of monkeypox, including: contact identification (protected by
confidentiality), management, and follow-up for 21 days through health monitoring which may be
self-directed or supported by public health officers. Policies related to the management of contacts
should encompass health, psychological, material and essential support to adequate living.
2.c.vii. Consider the targeted use of second- or third-generation smallpox or monkeypox vaccines
(hereafter referred to as vaccine(s)) for post-exposure prophylaxis in contacts, including
household, sexual and other contacts of community cases and health workers where there may
have been a breach of personal protective equipment (PPE).
2.c.viv. Consider the targeted use of vaccines for pre-exposure prophylaxis in persons at risk of
exposure; this may include health workers at high risk of exposure, laboratory personnel working
with orthopoxviruses, clinical laboratory personnel performing diagnostic testing for monkeypox
and communities at high risk of exposure or with high risk behaviours, such as persons who have
multiple sexual partners.
2.c.x. Convene the National Immunization Technical Advisory Group (NITAG) for any decision about
immunization policy and the use of vaccines. These should be informed by risks-benefits analysis.
In all circumstances, vaccinees should be informed of the time required for protective immunity
potentially offered by vaccination to be effective.
2.c.xi. Engage the communities at high risk of exposure in the decision-making process regarding
any vaccine roll out vaccine.
2.d. Clinical management and infection prevention and control
2.d.i. Establish and use recommended clinical care pathways and protocols for the screening,
triage, isolation, testing, and clinical assessment of suspected cases of persons with monkeypox;
provide training to health care providers accordingly, and monitor the implementation of those
protocols.
2.d.ii. Establish and implement protocols related to infection prevention and control (IPC)
measures, encompassing engineering and administrative and the use of PPE; provide training to
health care providers accordingly, and monitor the implementation of those protocols.
2.d.iii Provide health and laboratory workers with adequate PPE, as appropriate for health facility
and laboratory settings, and provide all personnel with training in the use of PPE.
2.d.iv. Establish, update, and implement clinical care protocols for management of patients with
uncomplicated monkeypox disease (e.g., keeping lesions clean, pain control, and maintaining
adequate hydration and nutrition); with severe symptoms; acute complications; as well as for the
monitoring and management of mid- or long-term sequelae.
2.d.v. Harmonise data collection and report clinical outcomes, using WHO Global Clinical Platform
for monkeypox.
2.e. Medical countermeasures research
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2.e.i. Make all efforts to use existing or new vaccines against monkeypox within a framework of
collaborative clinical efficacy studies, using standardized design methods and data collection tools
for clinical and outcome data, to rapidly increase evidence generation on efficacy and safety,
collect data on effectiveness of vaccines (e.g., such as comparison of one or two dose vaccine
regimens), and conduct vaccine effectiveness studies.
2.e.ii. Make all efforts to use existing or new therapeutics and antiviral agents for the treatment of
monkeypox cases within a framework of collaborative clinical efficacy studies, using standardized
design methods and data collection tools for clinical and outcome data, to rapidly increase
evidence generation on efficacy and safety.
2.e.iii. When the use of vaccines and antivirals for monkeypox in the context of a collaborative
research framework is not possible, use under expanded access protocols can be considered, such
as the Monitored Emergency Use of Unregistered and Investigational Interventions (MEURI), under
certain circumstances, using harmonized data collection for clinical outcomes (such as WHO Global
Clinical Platform for Monkeypox).
2.f. International travel
2.f.i. Adopt and apply the following measures:
- Any individual:
- With signs and symptoms compatible with monkeypox virus infection; or being
considered a suspect, probable, or confirmed case of monkeypox by jurisdictional
health authorities; or
- Who has been identified as a contact of a monkeypox case and, therefore, is
subject to health monitoring,
should avoid undertaking any travel, including international, until they are determined as
no longer constituting a public health risk. Exemptions include any individual who need
to undertake travel to seek urgent medical care or flee from life-threatening situations,
such as conflict or natural disasters; and contacts for whom pre-departure arrangements
to ensure the continuity of health monitoring are agreed upon by sub-national health
authorities concerned, or, in the case of international travel, by national health
authorities;
- Cross-border workers, who are identified as contacts of a monkeypox case, and, hence,
under health monitoring, can continue their routine daily activities provided that health
monitoring is duly coordinated by the jurisdictional health authorities from both/all sides
of the border.
2.f.ii. Establish operational channels between health authorities, transportation authorities, and
conveyances and points of entry operators to:
- Facilitate international contact tracing in relation to individuals who have developed signs
and symptoms compatible with monkeypox virus infection during travel or upon return;
- Provide communication materials at points of entry on signs and symptoms consistent
with monkeypox; infection prevention and control; and on how to seek medical care at
the place of destination;
WHO advises against any additional general or targeted international travel-related measures
other than those specified in paragraphs 2.f.i and 2.f.ii.
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Group 3: States Parties, with known or suspected zoonotic transmission of monkeypox, including
those where zoonotic transmission of monkeypox is known to occur or has been reported in the past,
those where presence of monkeypoxvirus has been documented in any animal species, and those
where infection of animal species countries may be suspected including in newly affected countries
3.a. Establish or activate collaborative One Health coordination or other mechanisms at federal,
national, subnational and/or local level, as relevant, between public health, veterinary, and wildlife
authorities for understanding, monitoring and managing the risk of animal-to-human and human-to-
animal transmission in natural habitats, forested and other wild or managed environments, wildlife
reserves, domestic and peri-domestic settings, zoos, pet shops, animal shelters and any settings where
animals may come into contact with domestic waste.
3.b. Undertake detailed case investigations and studies to characterize transmission patterns,
including suspected or documented spillovers from, and spillback, to animals. In all settings, case
investigation forms should be updated and adapted to elicit information on the full range of possible
exposures and modes of both zoonotic and human-to-human transmission. Share the findings of these
endeavours including ongoing case reporting with WHO.
Group 4: States Parties with manufacturing capacity for medical countermeasures
4.a. States Parties who have manufacturing capacity for smallpox and monkeypox diagnostics,
vaccines or therapeutics should raise production and availability of medical countermeasures.
4.b. States Parties and manufacturers should work with WHO to ensure diagnostics, vaccines,
therapeutics, and other necessary supplies are made available based on public health needs, solidarity
and at reasonable cost to countries where they are most needed to support efforts to stop the onward
spread of monkeypox.
===
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Proceedings of the meeting
The second meeting of the IHR Emergency Committee on the multi-country outbreak of monkeypox
was convened by Zoom, with the Chair and Vice-Chair being present in person in the premises of WHO
headquarters, Geneva, Switzerland.
Members and Advisers joined by videoconference. Overall, 15 of the 16 Committee’s Members and
all 10 Advisers to the Committee participated in the meeting.
The WHO Director-General welcomed the Committee, noting that he had reconvened them to assess
the immediate and medium-term public health implications of the evolution of the multi-country
monkeypox outbreak and provide their views on whether the event constitutes a public health
emergency of international concern.
The WHO Director-General expressed concern about the number of cases, in an increasing number of
countries, that have been reported to WHO and highlighted the challenges presented due to the
complexity of transmission patterns in different Regions. He additionally stressed his awareness that
determination of a Public Health Emergency of International Concern (PHEIC) involves the
consideration of multiple factors, with the ultimate goal of protecting public health.
The Representative of the Office of Legal Counsel briefed the Members and Advisors on their roles
and responsibilities and the mandate of the Emergency Committee under the relevant articles of the
IHR.
The Ethics Officer from the Department of Compliance, Risk Management, and Ethics briefed
Members and Advisers on their roles and responsibilities. Members and Advisers were also reminded
of their duty of confidentiality as to the meeting discussions and the work of the Committee, as well
as their individual responsibility to disclose to WHO, in a timely manner, any interests of a personal,
professional, financial, intellectual or commercial nature that may give rise to a perceived or direct
conflict of interest. Each Member and Adviser who was present was surveyed. No conflicts of interest
were identified.
The meeting was handed over to the Chair of the Emergency Committee, Dr Jean-Marie Okwo-Bele
who introduced the objectives of the meeting: to provide views to the WHO Director-General on
whether the multi-country outbreak of monkeypox constitutes a PHEIC, and, if so, to review the
proposed temporary recommendations to States Parties.
Presentations
The WHO Secretariat presented the global epidemiological situation, highlighting that between 1
January 2022 and 20 July 2022, 14,533 probable and laboratory-confirmed cases (including 3 deaths
in Nigeria and 2 in the Central African Republic) were reported to WHO from 72 countries across all
six WHO Regions; up from 3,040 cases in 47 countries at the beginning of May 2022.
7
Transmission is occurring in many countries that had not previously reported cases of monkeypox,
and the highest numbers of cases are currently reported from countries in the WHO European Region
and the Region of the Americas.
The majority of reported cases of monkeypox currently are in males, and most of these cases occur
among males who identified themselves as gay, bisexual and other men who have sex with men
(MSM), in urban areas, and are clustered in social and sexual networks. Early reports of children
affected include a few with no known epidemiological link to other cases.
There has also been a significant rise in the number of cases in countries in West and Central Africa,
with an apparent difference in the demographic profile maintained than that observed in Europe and
the Americas, with more women and children amongst the cases.
Mathematical models estimate the basic reproduction number (R0) to be above 1 in MSM populations,
and below 1 in other settings. For example, in Spain, the estimated R0 is 1.8, in the United Kingdom
1.6, and in Portugal 1.4.
The clinical presentation of monkeypox occurring in outbreaks outside Africa is generally that of a self-
limited disease, often atypical to cases described in previous outbreaks, with rash lesions localized to
the genital, perineal/perianal or peri-oral area, that often do not spread further, and appears prior to
the development of lymphadenopathy, fever, malaise, and pain associated with lesions.
The mean incubation period among cases reported is estimated at 7.6 to 9.2 days (based on
surveillance data from the Netherlands, the United Kingdom of Great Britain and Northern Ireland
(United Kingdom), and the United States of America (United States). The mean serial interval is
estimated at 9.8 days (95% CI 5.9-21.4 day, based on 17 case-contact pairs in the United Kingdom).
A small number of cases have been reported among health workers. Investigations so far have not
identified cases of occupational transmission, although investigations are ongoing.
The Secretariat noted that, although the number of cases and countries experiencing outbreaks of
monkeypox appear to be rising, the WHO risk assessment has not changed since the first meeting of
the Committee on 23 June 2022, and the risk is considered to be “moderate” at global level and in all
six WHO Regions, except for European region, where it is considered to be “high”.
Modelling work conducted by European Centre for Disease Prevention and Control (ECDC) and the
European Commission’s Health Emergency Preparedness and Response Authority (HERA) suggests
that isolation of cases and contact tracing could be effective in bringing the outbreak under control.
However, the operational experience gained to date in responding to this event, indicates that the
implementation of such interventions in practice is extremely challenging – the identification of cases
is hampered by barriers to access diagnostic testing; the isolation of cases for 21 days is difficult in the
current COVID-19 pandemic-related post-lockdowns context; and contact tracing is difficult as
contacts are often multiple and may be anonymous. The modelling by ECDC and HERA is suggesting
that the addition of vaccination-related interventions can increase the chances of controlling the
outbreak, with pre-exposure prophylaxis of individuals at high-risk of exposure appearing to be the
most effective strategy to use vaccines when contact tracing is less effective, or impracticable.
However, the limited data on vaccine effectiveness against monkeypox constitutes one of the
8
limitations of the modelling work conducted. Additionally, the operationalization of such vaccination
strategy presents challenges, including those related to vaccine access.
The genome sequence of the virus obtained in several countries shows some divergence from the
West African clade. Work is ongoing to understand whether the observed genomic changes lead to
phenotypic changes such as enhanced transmissibility, virulence, immune escape, resistance to
antivirals, or reduced impact of countermeasures.
Although many species of animals are known to be susceptible to the monkeypox virus in the natural
setting (e.g., rope squirrels, tree squirrels, Gambian pouched rats, dormice, non-human primates),
there is the potential for spillback of the virus from humans to other susceptible animal species in
different settings. To date, there is currently no documented evidence of instances of
anthropozoonotic transmission available to the WHO Secretariat or its One Health partners the Food
and Agriculture Organization (FAO) and the World Organisation for Animal Health (WOAH).
The WHO Secretariat also outlined the WHO response so far, and the ongoing work to develop the
WHO Strategic Readiness and Response Plan for monkeypox, being its overall goal to stop human-to-
human transmission.
Representatives of Spain, the United Kingdom, the United States, Canada and Nigeria updated the
Committee (in this order) on the epidemiological situation in their countries and their current
response efforts. With the exception of Nigeria, the remaining four countries reported that 99% of
cases were occurring in MSM, and mainly among those with multiple partners.
In Spain, cases have been decreasing over the past few weeks, but it is likely the data are incomplete
because of delays in reporting. Most cases have been reported in major urban areas, with very few
reports of cases among females and children who had epidemiological links to MSM. Pre-exposure
prophylaxis with vaccination is being offered to health workers, contacts and people living with HIV,
but vaccine supplies are low.
The United Kingdom reported on a few severe cases of monkeypox (including encephalitis), and it is
also planning to modify its case definition for monkeypox, to include newly recognized conditions such
as proctitis. Environmental investigations have identified monkeypox virus DNA (presumed to be
infectious because of moderate Ct values) on surfaces in hospitals and households. The vaccine
strategy is targeted and aims to interrupt transmission through post-exposure prophylaxis and pre-
exposure prophylaxis among MSM at highest risk.
In the United States, cases of monkeypox are widely distributed across the country, although most
cases are concentrated in three large cities. While a few cases have occurred in children and a
pregnant woman, 99% are related to male-to-male sexual contact.
In Canada, 99% of cases have occurred among MSM, and the country is taking a broad approach to
pre-exposure prophylaxis, given the challenges with contact tracing; and is strongly focused on
engagement with community-led organizations supporting key affected populations groups.
Nigeria recorded a little over 800 cases of monkeypox between September 2017 and 10 July 2022 and
has seen at 3% case fatality ratio among confirmed cases. Cases are predominantly in men aged 31 to
40 years; there was no evidence of sexual transmission presented. The highest number of annually
reported cases since 2017 has been observed in 2022.
9
Following the presentations, the Committee Members and Advisers proceeded with a questions and
answers session for both the Secretariat and the presenting countries.
The Committee continues to be concerned about a broad range of issues, including the following: the
need for further understanding of transmission dynamics; the impact of the fear of stigma on health-
seeking behaviour among MSM; the potential implications on rights-based delivery of care by
Ministries of Health and other authorities; the challenges related to the use of public health and social
measures to stop onward transmission, including isolation, access to testing and contact tracing,
particularly because of multiple anonymous contacts; planned large local and international gatherings
focused on MSM and associated public and private satellite events, conducive for increased
opportunities for exposure through intimate sexual encounters and subsequent amplification of the
outbreak; the need for continuous evaluation of interventions may have have had an impact on
transmission (e.g., one-dose versus two-dose vaccination regimens and vaccine effectiveness in
general, given the apparent permucosal exposures that are causing infection in some cases); and the
identification of key activities for targeted risk communications and community engagement, working
in close partnership with affected communities, and providing the necessary support for community-
led organizations to play their important role in the response to the outbreak.
There was particular concern about how vaccines and antivirals would be priced and distributed in the
near future and made available in an equitable manner.
Deliberative session
The Committee reconvened in a closed meeting to examine the questions in relation to whether the
event constitutes a PHEIC or not, and if so, to consider the Temporary Recommendations, drafted by
the WHO Secretariat in accordance with IHR provisions.
At the request of the Chair, the WHO Secretariat reminded the Committee Members of their mandate
and recalled the definition of a PHEIC under the IHR: an extraordinary event, which constitutes a public
health risk to other States through international spread, and which potentially requires a coordinated
international response.
The Committee reviewed evidence gathered by the Secretariat against the considerations proposed
during its first meeting for re-assessing the outbreak. The Committee noted the generally moderate
level of confidence in the available data to make any informed determination on these considerations.
Of the nine considerations put forward, based on currently available data, two of them have seen a
significant change since the previous meeting – an increase number of countries reporting the first
case(s) of monkeypox, and an increase of the number of cases in some West and Central African
countries. There was evidence of a small increase of the overall growth rate associated with the
outbreak. While cases among health workers have been reported, most reported community
exposure. A limited number of cases among sex workers has been reported from case reports and
social media listening. Secondary transmission to some children and women was reported. Limited
transmission was reported to have been observed among vulnerable groups (immunosuppressed
individuals, pregnant women, or children, although a small number of children were reported not to
have an epidemiological link to another case. While cases experiencing severe pain continue to be
10
reported, with some hospitalizations required to manage pain or secondary infection, and while
clinical severity of cases overall remained generally unchanged since the previous meeting, a few
severe cases, two ICU admissions and five deaths have been reported. At the present time, there is no
data currently available about potential spillback from humans to animals. With regards to the
potential changes in the virus genome, investigations are ongoing in relation to the reports of changes
that may affect features of the virus. There has to date not been any reported circulation of the virus
clade normally present in Central Africa outside of the usual settings.
Conclusions
Committee Members expressed a range of views on the considerations before them. They were
unable to reach consensus regarding advice to the WHO Director-General on whether the multi-
country outbreak of monkeypox should or should not be determined to constitute a Public Health
Emergency of International Concern (PHEIC). Supportive elements regarding the views expressed by
the Members of the Committee in favour or not in favour of such a determination are summarized
below. Such views reflected:
Committee Members’ views in support of the prospective determination of a PHEIC
• The multi-country outbreak of monkeypox meets all the three criteria defining a PHEIC contained
in Article 1 of the Regulations (1. an extraordinary event […] 2. constitut[ing] a public health risk
to other States through the international spread of disease 3. which may potentially require a
coordinated international response);
• The moral duty to deploy all means and tools available to respond to the event, as highlighted by
leaders of the LGBTI+ communities from several countries, bearing in mind that the community
currently most affected outside Africa is the same initially reported to be affected in the early
stages of HIV/AIDS pandemic;
• The observed rising trends in the number of cases reported globally, in an increasing number of
countries, and, yet, likely to reflect an underestimation of the actual magnitude of the
outbreak(s);
• The cases of monkeypox reported in children and pregnant women, which are reminiscent of the
initial phases of the HIV pandemic;
• Future waves of monkeypox cases are expected as the monkeypox virus is introduced in
additional susceptible populations;
• The modes of transmission sustaining the current outbreak are not fully understood;
• The changes in the clinical presentation of cases of monkeypox currently observed with respect
to the clinical picture known to date;
• The need to generate further evidence related to the effectiveness of the use of both,
pharmaceutical and non-pharmaceutical measures in controlling the outbreak;
11
• The significant morbidity associated with the monkeypox outbreak(s);
• The potential future implications on public health and health services if the disease were to
establish itself in the human population across the world, particularly for an orthopoxvirus
causing human disease, as global immunity has greatly declined after smallpox was eradicated;
• The perceived benefits associated with the prospective determination of a PHEIC include:
- Maintaining a heightened level of awareness and alert, which would increase the
probability of stopping human-to-human transmission of monkeypox virus;
- Boosting political commitment towards response efforts;
- Increasing opportunities for funds to be released for response, and research purposes, as
well as for the mitigation of the socioeconomic impact of the disease;
- Boosting international coordination of response efforts, in particular to secure equitable
access to vaccines and antivirals;
- The possible stigmatization, marginalization, and discrimination that may result from the
prospective determination of a PHEIC should not be regarded as deterrent to do so, and
would need to be addressed.
Committee Members’ views NOT in support of the prospective determination of a PHEIC
• The overall global risk assessment presented by the WHO Secretariat remained unchanged with
respect to that presented to the Committee on 23 June 2022;
• The greatest burden of the outbreak is currently reported in 12 countries in Europe and in the
Americas, with no indications, based on currently available data, of an exponential increase in
the number of cases in any of those countries, and early signs of stabilization or declining trends
observed in some countries;
• The vast majority of cases are observed among MSM with multiple partners, and, despite the
operational challenges, there is the opportunity to stop ongoing transmission with interventions
targeted to this segment of the population. Cases observed beyond this population group,
including among health workers are, to date, limited;
• The severity of the disease is perceived to be low;
• The epidemic is gaining maturity, with future waves expected, and clearer indications about the
effectiveness of policies and interventions are being generated;
• The potential risks of hampering response efforts through the prospective determination of a
PHEIC are perceived as outweighing the benefits of the latter for the following reasons:
- The stigma, marginalization, and discrimination that a determination of a PHEIC may
generate against the currently affected communities, especially in countries where
homosexuality is criminalized, LGBTI+ communities are not well established and engaged
in a dialogue with governments. Communities in some countries have reportedly
indicated that minimizing stigma associated with monkeypox – which unlike HIV infection
12
may be a visible condition– requires developing novel approaches, which could be
challenging in the context of a PHEIC;
- Action taken by the WHO Secretariat since May 2022 to raise the alert in relation to the
unfolding monkeypox outbreak, including convening the Committee, appear to be
effective, in triggering immediate response efforts in many countries in the northern
hemisphere;
- Technical guidance issued by the Secretariat to inform national response efforts is
regarded as adequate and comprehensive, with no identified impediments preventing its
implementation worldwide;
- For West and Central African countries, where capacity building for surveillance,
laboratory, and response is needed, the determination of a PHEIC may not be regarded as
a tool for triggering nor for boosting such efforts;
- The determination of a PHEIC would unnecessarily and artificially increase the perception
of the risk of the disease in the general public, which, in its turn, would translate into
generating demand for vaccines, which should be used wisely;
- Not determining a PHEIC would not mean “business as usual”. The communication of the
WHO Director-General decision would still be an opportunity to convey the needed
continuity of the full range of necessary public health actions, beyond a mere high visibility
determination.
Following the deliberations, Committee Members provided input to the proposed Temporary
Recommendations previously outlined, should the WHO Director-General determine that the Multi-
country outbreak of monkeypox constitutes a PHEIC.
===
13
Published Monkeypox Guidance and Resources
Update as of: 25 July 2022, 12:00 CET
Contents
Recently Added ............................................................................................................................................ 1
All – By Category .......................................................................................................................................... 2
Event updates ........................................................................................................................................... 2
Fact Sheets ................................................................................................................................................ 2
Surveillance and Laboratory ..................................................................................................................... 2
Communications and RCCE ....................................................................................................................... 2
Clinical Interventions and IPC ................................................................................................................... 3
Public Health and Social Measures ........................................................................................................... 3
Vaccines .................................................................................................................................................... 3
Learning Resources ................................................................................................................................... 3
Recently Added
1. Second meeting of the International Health Regulations (2005) (IHR) Emergency Committee
regarding the multi-country outbreak of monkeypox English (23 July 2022)
2. Public health advice for gay, bisexual and other men who have sex with men on the recent
outbreak of monkeypox English Pусский Francais (18 July 2022)
3. Global clinical data platform for monkeypox case report form (CRF). English Francais (21 July
update from original release on 14 June 2022)
4. RUS Translation - Public health advice for gatherings during the current monkeypox outbreak.
English Pусский (28 June 2022 – original publication date)
5. Joint ECDC-WHO Regional Office for Europe Monkeypox Surveillance Bulletin. English. (20 July 2022
– updates on Wednesdays)
6. ECDC: Monkeypox multi-country outbreak - first update. English. (08 July)
1
All – By Category
Event updates
• WHO MPX Global information English (Live / launched May 2022)
• Joint ECDC-WHO Regional Office for Europe Monkeypox Surveillance Bulletin. English. (13 July
2022 – updates on Wednesdays)
• WHO/Europe: News and Statements on MPX English (Live / launched May 2022)
• Second meeting of the International Health Regulations (2005) (IHR) Emergency Committee
regarding the multi-country outbreak of monkeypox English (23 July 2022)
Fact Sheets
• WHO/Europe: Public health advice on the recent outbreak of monkeypox in the WHO European
Region English Pусский (24 May 2022)
• Monkeypox Q&A English Pусский Français (20 May 2022)
• WHO Monkeypox Factsheet English Pусский (19 May 2022)
• Public health advice for gay, bisexual and other men who have sex with men on the recent
outbreak of monkeypox English Pусский French (18 July 2022)
• WHO Monkeypox Outbreak Toolbox English (May 2022)
• ECDC: Factsheet for health professionals on monkeypox English (19 December 2019)
Surveillance and Laboratory
• Updated - Surveillance, case investigation and contact tracing for monkeypox: interim guidance,
24 June 2022. English. (24 June 2022)
• Monkeypox minimum dataset case reporting form (CRF). English (04 June 2022)
• Laboratory testing for the monkeypox virus: interim guidance. English Pусский (23 May 2022)
• Surveillance, case investigation and contact tracing for Monkeypox: interim guidance. English
(22 May 2022)
Communications and RCCE
• Risk communication and community engagement approaches during the monkeypox outbreak
in Europe, 2022. English. (04 July)
• Risk communication and community engagement (RCCE) for monkeypox outbreaks: Interim
guidance. English. (24 June 2022)
• WHO/Europe: Monkeypox Q&A : What you need to know about monkeypox English (10 June
2022)
2
• WHO/Europe: Interim advice on Risk Communication and Community Engagement during the
monkeypox outbreak in Europe, 2022 English (02 June 2022)
• Public health advice for gay, bisexual and other men who have sex with men on the recent
outbreak of monkeypox English Pусский Français (31 May 2022)
• Monkeypox: public health advice for gay, bisexual and other men who have sex with men English
(25 May 2022)
• Public health advice for gay, bisexual and other men who have sex with men on the recent
outbreak of monkeypox English Russian French (18 July 2022)
Clinical Interventions and IPC
• Global clinical data platform for monkeypox case report form (CRF). English Francais (21 July,
update from original release on 14 June 2022)
• Clinical management and infection prevention and control for monkeypox: Interim rapid
response guidance. English (10 June 2022)
Public Health and Social Measures
• Joint WHO Regional Office for Europe/ECDC Monkeypox Resource toolkit to support national
authorities and event organisers in their planning and coordination of mass and large gathering
events. English. (05 July)
• Public health advice for gatherings during the current monkeypox outbreak English. Pусский (28
June 2022)
• Interim advice for public health authorities on summer events during the monkeypox outbreak
in Europe, 2022 English (14 June 2022).
Vaccines
• Vaccines and immunization for monkeypox: Interim guidance, 14 June 2022. English (14 June
2022)
Learning Resources
• OpenWHO - Monkeypox: Introductory course for African outbreak contexts English Français
(2020)
• OpenWHO - Monkeypox: Epidemiology, preparedness and response for African outbreak
contexts English Français (2022)
3
Saatja: Correspondence of the WHO Regional Director for Europe
<
[email protected]>
Saadetud: 25.07.2022 20:39
Adressaat: Correspondence of the WHO Regional Director for Europe
<
[email protected]>
Teema: Preparedness and response actions for human-to-human monkeypox
transmission // Меры по обеспечению готовности и реагированию на случаи
передачи инфекции оспы обезьян от человека человеку
Tähtsus: Kõrgeim
Please see the attached correspondence sent from the World Health
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plusieurs annexes peuvent ¨ºtre jointes.Mit der Bitte um Kenntnisnahme
der beiliegenden Korrespondenz (eine oder mehrere Anlagen),
Weltgesundheitsorganisation, Regionalb¨¹ro f¨¹r Europa.
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