2022-02-12-世界卫生组织-Meningitis_Weekly_bulletin_7_to_13_February_2022_25页_2mb

Key Epidemiological Data (Week 06):

• 16 countries reported 204 suspected meningitis cases with 5 deaths (CFR 2.5%).
• Alert thresholds crossed in districts in Benin (2 districts), Cameroon (1 district), Niger (1 district), and Senegal (1 district).
• Highest attack rates: Bembereke (5.5/100,000), Gogounou (4.1/100,000), Ako (3.1/100,000), and Passy (8.1/100,000).
• Total cases by completeness: 54.1% complete data.

Summary of Weeks 1-6:

• Cumulative: 2,213 suspected cases, 125 deaths (CFR 5.6%), alerts in 7 districts.
• Recommendations: Strengthen meningitis surveillance; update 2021-2022 epidemic plans; document best practices.

Laboratory Findings:

• 9 countries provided data; 143 pathogens confirmed, with NmC (68.5% of Niger cases) predominant.
• Encourages enhancing lab capacity, especially Trans-Isolate media and lumbar puncture for confirmation.

Geographical Focus:

• Countries like Benin, Niger, and Cameroon reported cases and alerts. The total cases spanned multiple regions, with a likely concentration in West African meningitis belt countries.