Key points

Conjunctivitis

• Increase in procedures for conjunctivitis-like conditions and in the dispensing of ophthalmic medications within the sentinel physician and pharmacist networks.

• Initial laboratory findings indicate a viral infection for which antibiotics are not indicated in the absence of a bacterial superinfection.

Water shortage

• In S02-2024, non-toxin-producing E. coli (DAEC) and enteropathogenic E. coli (EPEC) remained predominant in molecular biology analyses. The rates of samples testing positive for toxin-producing E. coli (ETEC) and enteroinvasive E. coli (Shigella) increased sharply between S1 and S2.

• Sales of anti-diarrheal medications and oral rehydration solutions (ORS) in pharmacies in S02-2024 are once again above the highest level reported over the past 5 years.

• Severe cases of GEA admitted to the intensive care unit at the Mayotte Hospital Center (CHM): 24 cases between S36-2023 and S02-2024; no new cases reported in S02.

• Since January 15, 2024, water restrictions have been eased, and water is distributed every other day for 22 hours.

Bronchiolitis

• The number of samples and the RSV positivity rate have been increasing for several weeks. Mayotte has been in a bronchiolitis epidemic since Week 51 of 2023.

Influenza

• The positivity rate for Influenza A(H3N2) remains low, despite a slight increase in Week 02. As a reminder, the transition to the epidemic phase occurred in Week 44 of 2023.