He was febrile and jaundiced. However, no hematemesis or melena was noted.

他有发烧和黄疸的症状，但是并没有吐血或血便的症状。

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After operation, we closely observe the vital signs, eating situation, abdominal pain and abdominal distention, nausea and vomiting, whether hematemesis and melena of patients.

术后密切观察患者生命体征，进食情况，腹痛腹胀，恶心呕吐，是否有呕血及黑便。

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Results: the symptoms of these 20 patients were non-specific, upper abdominal pain was most common and hunger pain, abdominal distention, nausea, vomiting, melena being the next.

结果：20例患者的临床表现均无特异性，上腹疼痛最为常见，其次是饥饿痛、腹胀、恶心、呕吐、黑便等。

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