Key points Smallpox B (Mpox) Two confirmed cases imported from Madagascar were identified in Réunion in S05 and S07/2026. Leptospirosis A seasonal resurgence of leptospirosis is...

Key Points Chikungunya Significant increase in chikungunya cases in week 07-2026, with 74 cases recorded, representing more than 40% of all cases reported since the beginning of the...

Key points Bronchiolitis (under 1 year of age) Activity outside of an epidemic. Decrease in hospital emergency room visits and stability in SOS Médecins consultations. Virology...

Lyme borreliosis, or Lyme disease, is an infectious disease caused by bacteria of the Borrelia burgdorferi sensu lato complex, which is transmitted to humans through the bites of infected ticks.

Key points Lower Respiratory Tract Infections In hospitals: The rate of emergency department visits for acute lower respiratory tract infections (ALRTIs) continued to decline,...

Key Points Lower Respiratory Tract Infections (acute lower respiratory tract infections, all etiologies) Activity continued to decline in emergency departments (visits and...

Key Points Influenza and Flu-Like Illness Transition to the post-epidemic phase of influenza in the Pays de la Loire region in S07. Indicators are declining. Low levels. Bronchiolitis...

Key Points Acute Respiratory Infections In S07, ARI indicators continued to decline. Bronchiolitis In S07, indicators for influenza/influenza-like illness continued to decline across...

Key points Bronchiolitis The region has emerged from the post-epidemic phase. Bronchiolitis activity has returned to a low level, accounting for less than 10% of emergency room visits...

Key Points Acute respiratory infections Decreased activity in hospital emergency departments and stable activity at SOS Médecins (moderate activity level). Bronchiolitis ( 1 year) No...