Céline Michaud

ORCID: 0000-0001-5410-6298
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About
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Research Areas
  • Mosquito-borne diseases and control
  • HIV/AIDS Research and Interventions
  • HIV, Drug Use, Sexual Risk
  • Migration, Identity, and Health
  • COVID-19 epidemiological studies
  • SARS-CoV-2 and COVID-19 Research
  • Zoonotic diseases and public health
  • Dermatological diseases and infestations
  • Viral Infections and Outbreaks Research
  • Viral Infections and Vectors
  • Health, Medicine and Society
  • COVID-19 Clinical Research Studies
  • Child Nutrition and Water Access
  • Poverty, Education, and Child Welfare
  • Agriculture and Rural Development Research
  • Fungal Infections and Studies
  • Plant Pathogens and Fungal Diseases
  • Malaria Research and Control
  • Reproductive tract infections research
  • HIV/AIDS Impact and Responses
  • Urinary Bladder and Prostate Research
  • Poxvirus research and outbreaks
  • HIV-related health complications and treatments
  • Culinary Culture and Tourism
  • Data-Driven Disease Surveillance

Centre Hospitalier Andrée Rosemon
2019-2024

University of French Guiana
2020-2024

Imperial College London
2023

Inserm
2021-2023

Guiana Space Centre
2023

Université de Nîmes
2023

Institut Pasteur du Cambodge
2023

Université de Montpellier
2023

Sorbonne Université
2021

Institut Pierre Louis d‘Épidémiologie et de Santé Publique
2021

An outbreak of severe acute respiratory syndrome coronavirus 2 caused by the Gamma variant concern infected 24/44 (55%) employees a gold mine in French Guiana (87% symptomatic, no forms). The attack rate was 60% (15/25) among fully vaccinated miners and 75% (3/4) unvaccinated without history infection.

10.3201/eid2710.211427 article EN cc-by Emerging infectious diseases 2021-09-21

Oropouche fever is a zoonotic dengue-like syndrome caused by virus. In August-September 2020, developed in 41 patients remote rainforest village French Guiana. By PCR or microneutralization, 23 (82.1%) of 28 tested were positive for virus, documenting its emergence

10.3201/eid2710.204760 article EN cc-by Emerging infectious diseases 2021-09-21

Background: In the context of global COVID-19 pandemic and expansion more transmissible 20J/501Y.V3 (Gamma) variant concern (VOC), mRNA vaccines have been made available in French Guiana, an overseas territory South America, from mid-January 2021. This study aimed to estimate willingness be vaccinated socio-demographic motivational correlates among Health Care Workers (HCWs) Guiana. Methods: A cross-sectional survey was conducted January 22 March 26, 2021 a sample HCWs They were asked about...

10.3390/vaccines9060682 article EN cc-by Vaccines 2021-06-21

Human brucellosis is a zoonoses caused by bacteria of the genus Brucella. Infection results in subacute or chronic debilitating disease with nonspecific clinical manifestations and often associated consuming unpasteurized dairy products. We report 2 cases male patients who were hospitalized distinct towns French Guiana, an overseas territory France located on northeastern shore South America. Both men citizens Brazil working as clandestine goldminers deep Amazonian rainforest....

10.3201/eid2902.220725 article EN cc-by Emerging infectious diseases 2023-01-26

Multicultural Amazonian populations in remote areas of French Guiana face challenges accessing healthcare and preventive measures. They are geographically administratively isolated. Health mediation serves as an interface between vulnerable people the professionals involved their care. This approach aims to improve health by addressing unique challenges, including social vulnerabilities, well language cultural barriers. A Mobile Public Team (MPHT) relying on was created 2019. Comprising six...

10.3389/fpubh.2025.1307226 article EN cc-by Frontiers in Public Health 2025-02-25

We report a case of unusual human anaplasmosis in the Amazon rainforest French Guiana. Molecular typing demonstrated that pathogen is novel Anaplasma species, distinct to all known and more genetically related recently described spp. causing infections wild fauna Brazil.

10.3201/eid2808.212425 article EN cc-by Emerging infectious diseases 2022-07-21

To implement future malaria elimination strategies in French Guiana, a characterization of the infectious reservoir is recommended. A cross-sectional survey was conducted between October and December 2017 Guianese municipality St Georges de l’Oyapock, located along Brazilian border. The prevalence Plasmodium spp . determined using rapid diagnostic test (RDT) polymerase chain reaction (PCR). Demographic, house locations, medical history, biological data were analyzed. Factors associated with...

10.4269/ajtmh.19-0378 article EN American Journal of Tropical Medicine and Hygiene 2019-11-26

Background: The COVID 19 epidemic submerged many health systems in the Amazon. objective of present study was to focus on curves different centers, and look at testing mortality data. Methods: Publicly available datasets were used. log 10 daily cumulated number cases starting from day territory reached 100 plotted compare magnitude, shape slope curves. maximum efforts for each relation diagnoses. case fatality rate computed by dividing deaths confirmed cases. Results: In Amazonian regions...

10.3389/fpubh.2021.586299 article EN cc-by Frontiers in Public Health 2021-03-11

While Latin America has been heavily affected by the pandemic, only a few seroprevalence studies have conducted there during first epidemic wave in half of 2020.A cross-sectional survey was performed between 15 July 2020 and 23 among individuals who visited 4 medical laboratories or 5 health centers for routine screening clinical management, with exception symptomatic suggestive cases covid-19. Samples were screened presence anti-SARS-CoV-2 IgG directed against domain S1 SARS-CoV-2 spike...

10.1371/journal.pntd.0009945 article EN cc-by PLoS neglected tropical diseases 2021-11-12

Strategies for the control of scabies should be adapted to local settings. Traditional communities in French Guiana have non-Western conceptions disease and health. The objectives this study were explore knowledge, attitudes practices identify potential factors associated with failure treatment these communities. Patients a clinical diagnosis scabies, seen at either Cayenne Hospital or one 13 health centres between 01 April 2021 31 August 2021, included as participants, again after 6 weeks...

10.1111/jdv.19688 article EN cc-by-nc-nd Journal of the European Academy of Dermatology and Venereology 2023-12-02

Cervical cancer is the second most frequent among women in French Guiana. The objective was to review a decade of cervical data, and study spatial temporal trends.The design retrospective descriptive.The registry Guiana compiled exhaustive data on throughout between 2005 2015. Age-standardized incidence mortality were computed mapped identify priority areas.With 232 new cases recorded 2014 (23 annual cases), ranked 5th all incident cancers (11%) 2nd (12% women). standardized rate over period...

10.1016/j.puhip.2021.100138 article EN cc-by Public Health in Practice 2021-05-16

Background: French Guiana (FG) is an ultra-peripheral European region in the Amazon, and COVID-19 epidemic has had very different kinetics from both its giant neighbors, Brazil or mainland France. Methods: This study summarized epidemics of FG. Results: The tropical climate, multiethnicity, remoteness population forced healthcare providers to accordingly adapt management epidemic. Incidence mortality have been lower than that Europe Latin America due a combination prevalence youth highly...

10.1590/0037-8682-0274-2021 article EN cc-by Revista da Sociedade Brasileira de Medicina Tropical 2022-01-01

Human infections with Corynebacterium diphtheriae species complex (CdSC) bacteria were rare in French Guiana until 2016, when the number of cases diagnosed increased. We conducted an epidemiologic, multicenter, retrospective study all human CdSC during January 1, 2016-December 31, 2021. A total 64 infectious episodes observed 60 patients; 61 caused by C. and 3 ulcerans. Estimated incidence increased from 0.7 cases/100,000 population 2016 to 7.7 The mean patient age was 30.4 (+23.7) years,...

10.3201/eid3008.231671 article EN cc-by Emerging infectious diseases 2024-07-01

Barriers to achieve sustained HIV virological suppression on antiretroviral therapy (ART) jeopardize the success of 90:90:90 UNAIDS initiative which aims end HIV/AIDS epidemic. In France, where access ART is free and universally available, we analyze way in social determinants health (i.e. cultural, environmental) economic factors might influence outcomes. A cross-sectional study was performed two hospitals located Paris area. All consecutive people living with (PLHIV) for at least 6 months...

10.1371/journal.pone.0213019 article EN cc-by PLoS ONE 2019-03-07

Abstract Background Due to their genetic characteristics, isolation in rainforest areas, and traditional way of life, Amerindian populations are likely suffer from a specific spectrum dermatoses. However, there few available data on such skin disorders. Our aims were describe all disorders two villages French Guiana. Methods This retrospective study concerned patients who consulted the Health Centres Camopi Trois‐Sauts between July 1, 2017, December 31, 2018. We included classified with an...

10.1111/ijd.14848 article EN cc-by-nc International Journal of Dermatology 2020-03-29

Abstract Background Nearly half of the cutaneous leishmaniasis (CL) cases in French Guiana occur remote rainforest areas. The treatment pentamidine‐resistant strains currently requires hospitalisation for intravenous amphotericin, involving significant indirect costs. Miltefosine is only oral drug available but used as a third‐ or fourth‐line under temporary use authorisation. Objectives primary objective this study was to evaluate effectiveness miltefosine Guiana. Secondary objectives were...

10.1002/jvc2.400 article EN cc-by-nc JEADV Clinical Practice 2024-07-01

Common representations of the world gold mining-especially illegal-are usually negative: activity conjures up images drug trafficking, human exploitation, sex trade, environmental destruction, and infectious diseases, in particular sexually transmitted infections (STIs). The aim present article is to describe levels risk behaviors such as transactional sex, multiple sexual partners, frequency condom use, addictive substance consumption, prevalence STIs among population illegal miners French...

10.1371/journal.pone.0272932 article EN cc-by PLoS ONE 2022-09-29

Disseminated histoplasmosis is the most frequent acquired immunodeficiency syndrome-defining illness in French Guiana. Paradoxically, central nervous system (CNS) involvement has been scarcely described. We aimed to identify CNS our territory. conducted an observational, multicentric, descriptive, and retrospective study including patients with proven or probable according European Organization for Research Treatment of Cancer/Invasive Fungal Infections Cooperative Group National Institute...

10.4269/ajtmh.20-1486 article EN American Journal of Tropical Medicine and Hygiene 2021-05-10

In French Guiana, a overseas territory in South America facing fourth wave of COVID-19, vaccination coverage is very low, both the population and among health care workers (HCWs). Vaccine hesitancy concerned 35.7% latter early 2021. The objective this complementary study to understand barriers levers adapt messages increase HCWs. We conducted regional cross-sectional survey HCWs with questionnaire containing open-ended questions exploring factors associated vaccine needs campaign Guiana....

10.3390/vaccines9111216 article EN cc-by Vaccines 2021-10-20
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