Hepatitis E virus (HEV), a calicivirus, is mainly transmitted via contaminated water, especially in areas with poor sanitation. It has a short incubation period and can cause severe illness and poor outcomes in pregnant women and immunocompromised individuals. HCC risk is low, and liver biopsies may show portal inflammation and bile duct proliferation.
E型肝炎病毒（HEV）：屬於Caliciviridae科，主要通過受污染的水傳播，尤其是在發生衛生設施不完善的地區。潛伏期較短。在孕婦和自身免疫缺陷者中會引起嚴重疾病和不良預後。HCC風險低。肝臟活檢可見匯管區炎症和膽管增生。
| Front | Hepatitis viruses HEV Family: Transmission: 1, especially Incubation: Clinical course: population at risk? Prognosis: population at risk? HCC risk: Liver Biopsy: 1 Notes: 3 |
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