Key Points

Arboviral Diseases

• Only one case of chikungunya reported in week 43 (same as in week 42). The last reported case of locally acquired dengue was confirmed in week 17, and the last imported case was reported in week 37.

Acute respiratory infections

• Influenza: Low circulation of influenza viruses. No public health impact.

• Bronchiolitis: Decrease in health and virological indicators.

Gastroenteritis

• Reunion remains in the midst of a gastroenteritis epidemic with a significant health impact among children under 5 years of age.