Public Health Monitoring in Réunion. Bulletin dated October 2, 2026.

Key Points

Arboviral Diseases 

  • Sporadic cases.

Bronchiolitis in children under 1 year of age 

  • Increase in the number of emergency department visits with no impact on public health

Gastroenteritis 

  • Emergency department activity has remained high for the past three weeks

Acute respiratory infections 

  • The flu outbreak remains active, with the A(H1N1)pdm09 virus predominating

Leptospirosis 

  • Inter-seasonal period, low transmission rate with sporadic cases (246 cases and 3 deaths)

Smallpox B (Mpox)

  • 24 imported cases from Madagascar and 5 locally acquired cases; the last case was reported in early August

In relation to

thematic dossier

Acute respiratory infections

Les infections respiratoires aiguës sont dues à différents virus respiratoires tels que le SARS-CoV-2 (à l’origine de la COVID-19), les virus grippaux, le virus respiratoire syncytial (VRS)...

Visuel illustratif

thematic dossier

Vector-borne diseases

Les maladies à transmission vectorielle sont des maladies infectieuses transmises par des vecteurs, essentiellement insectes et acariens hématophages. Santé publique France participe à leur...

Smallpox B (Mpox)

thematic dossier

Smallpox B (Mpox), formerly known as monkeypox, is a rare viral infectious disease caused by the monkeypox virus and transmitted primarily from rodents to humans, and then from person to person,...

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