5-Year-Old Girl in Critical Condition with H1 Flu, Sepsis
Bastillepost · 2 SOURCESabout 1 hour ago2 MIN
Summary
A five-year-old girl with underlying health conditions has been hospitalized in critical condition after developing H1 influenza complicated by sepsis, health authorities confirmed. The case comes as Hong Kong's flu activity remains at elevated levels, with officials urging high-risk groups to seek prompt medical attention for respiratory symptoms.
Key Points
- The girl, who has long-term health conditions, developed fever, cough with phlegm, chills, shivering and rapid breathing last Friday, and was taken to Tuen Mun Hospital's A&E the following day .
- She was admitted to the pediatric intensive care unit (PICU), where respiratory samples tested positive for influenza A(H1); her clinical diagnosis is influenza A complicated by sepsis .
- Preliminary investigation found the girl had received the annual seasonal influenza vaccine, had no travel history during the incubation period, and her household contacts remain asymptomatic .
- Centre for Health Protection Director Chui Lok-kin stated Hong Kong entered flu season by late June, with the latest surveillance showing 9.94% of respiratory samples testing positive for influenza and a public hospital admission rate of 0.73 per 10,000 population .
- The dominant strains are influenza A(H3) and A(H1), each accounting for approximately 45% of detections, with the remainder being influenza B; activity is expected to remain high for the coming weeks .
Why It Matters
Parents of young children, particularly those with chronic conditions, should monitor symptoms closely and seek emergency care promptly if conditions deteriorate, as flu complications can escalate rapidly in vulnerable patients . The government has completed procurement for the 2026-2027 seasonal influenza vaccination programme and is preparing rollout arrangements, underscoring vaccination as a key defence even when breakthrough infections occur .
Parents of young children, particularly those with chronic conditions, should monitor symptoms closely and seek emergency care promptly if conditions deteriorate, as flu complications can escalate rapidly in vulnerable patients . The government has completed procurement for the 2026-2027 seasonal influenza vaccination programme and is preparing rollout arrangements, underscoring vaccination as a key defence even when breakthrough infections occur .