Key Points 

Dengue 

• Dengue activity has been low over the past two weeks, consistent with levels typically observed during the inter-epidemic period.

Chikungunya

• Since the detection of the first confirmed case of chikungunya in late January, 1,157 cases have been biologically confirmed in French Guiana. The West Coast and Savanes sectors are experiencing an epidemic (since S16 and S23, respectively), Cayenne Island is in the phase of sporadic outbreaks (since S18), the Maroni sector is in the sporadic transmission phase (since S11), and the Interior, Eastern Interior, and Oyapock sectors are under epidemiological surveillance. The management levels of the ORSEC plan for combating arboviral diseases, as defined by health authorities, are presented on page 8.

Malaria

• The number of malaria cases reported in the territory was low and stable over the past two weeks, with 3 cases recorded (2 in S27 and 1 in S28, provisional data) compared to a total of 3 in S25 and S26. Among these 3 cases caused by P. vivax was one relapse. Since the beginning of the year, 131 cases of malaria have been reported, including 20 in May, 9 in June, and 3 in July. Over the past three months, infections have occurred primarily in gold-mining areas in the Savanes region.

Bronchiolitis

• Activity related to bronchiolitis was high in hospitals, and the majority of cases were identified as respiratory syncytial virus (RSV). The outbreak continues.

Flu-like illness

• Influenza activity was low across the region. Influenza B is currently circulating.

COVID-19

• Despite a slight resurgence, SARS-CoV-2 activity remained low.

Diarrhea

• Diarrhea activity was moderate in the region.