224 Ch 224. Hantavirus Infections (HFRS + HPS)

Bunyavirales family; Old World species → HFRS (Hemorrhagic Fever with Renal Syndrome) — Asia + Europe; New World species → HPS (Hantavirus Pulmonary Syndrome) — Americas, Sin Nombre virus; rodent excreta inhalation; mortality 30-50% (HPS); supportive care + ECMO for severe HPS; rare in healthy travelers but cluster outbreaks。