小肠恶性肿瘤的临床特点及诊断(附46例临床分析)

目的 探讨小肠恶性肿瘤的临床特点及诊断。方法 回顾性分析2000-2003年经病理证实的46例小肠恶性肿瘤临床资料。结果 肿瘤位于十二指肠33例，空肠6例，回肠6例，空回肠均受累2例。肿瘤以腺癌为最多，常见临床表现为贫血、腹痛、黄疸、腹水、便血、腹块、纳差、乏力等。应用各种景仰学检查正确诊断27例，占58.70%。术前和术中共发现有转移21例，占45.65%。结论 小肠恶性肿瘤症状多样，缺乏特异性，适当应用各种景仰学检查可提高术前确诊率。

Clinical characteristics of small intestinal malignant tumor

AIM To investigate the clinical characteristics of small intestinal malignant tumor and diagnosis.METHOD Fortysix patients with small intestinal malignant tumor treated in our hospital from 2000 to 2003 were analyzed retrospectively.RESULTS In all cases,there were 33 tumors in duodenum and 6 tumors in jejunum and 5 tumors in ileum.In 2 patients,jejunum and ileum were involved together by malignant tumor.Adenocarcinoma is the commonest in all cases. The clinical presentations in 46 patients were usually anemia,abdominal pain,jaundice,ascites,hematochezia,abdominal mass,anorexia and weakness.Metastases of tumors were found in 45 65%patients(21/46).58 70%(27/46) patients had the corrective diagnosis of small intestinal tumors preoperatively by application of B ultasound examination,endoscopy CT scan,MRI and bazium radiography. CONCLUSION There was no special clinical features in small intestinal malignant tumor.The present study demons trates that thepreoperative diagnostic accuracy can be improved by appropriate application of instruments.