鱼贝类食品可致三类疾病:变态反应、感染和中毒。本文主要讨论食用海产品所引发的感染和中毒,包括甲型肝炎、Norwalk病毒性胃肠炎、弧菌(霍乱、副溶血性和创伤弧菌)和肉毒梭菌感染、兰氏贾第鞭毛虫和蠕虫感染、鱼肉毒和鲭鱼中毒、麻痹性贝类中毒、神经毒性贝类中毒和河豚鱼中毒;介绍这些疾病的临床症状、体征、诊断、治疗和预防措施。 Fish and shellfish can cause three types of diseases: allergies, infections and poisoning. This article focuses on the infections and poisoning caused by consumption of seafood, including hepatitis A, Norwalk viral gastroenteritis, Vibrio (cholera, parahemolytic and Vibrio vulnificus) and Clostridium botulinum infections, Giardia lamblia Worms and worms, fish and mackerel poisonings, paralytic shellfish poisonings, neurotoxic shellfish poisonings and puffer fish poisonings; and to describe the clinical signs, signs, diagnoses, treatments and preventive measures for these diseases.