[Abdominal bleeding caused by pit viper bite: a case report and literature review].

Venomous snake bite is an acute systemic toxic disease, mainly manifested as: flaccid paralysis, systemic muscle lysis, coagulation disorders, bleeding, renal dysfunction, cardiac toxicity, and local tissue damage to bite segments. This article reports a rare case of spontaneous abdominal bleeding caused by a pit viper bite on the 5th day. After receiving additional anti serum injection and strengthening the correction of coagulation function,the patient's condition improved and eventually the abdominal bleeding was absorbed.