原发性小肠恶性肿瘤41例临床分析

目的：分析原发性小肠恶性肿瘤的临床病理特征及诊断方法。方法：回顾性分析近5年收治并经病理证实的41例原发性小肠恶性肿瘤的临床资料。结果：病理类型以恶性间质瘤、腺癌、平滑肌肉瘤、恶性淋巴瘤为主。主要临床表现为腹痛、腹块、出血、贫血、呕吐、肠梗阻等。术前诊断符合率53．7％，误诊率46．3％，主要误诊为其他消化系统疾病及盆腔疾病。结论：原发性小肠恶性肿瘤以恶性间质瘤，腺癌，平滑肌肉瘤，恶性淋巴瘤为多见。临床表现缺乏特异性，检查手段相对不足，容易延误诊断，临床医师应提高对小肠恶性肿瘤的认识，使得小肠恶性肿瘤的早期诊断得以实现。

Clinical Analysis of 41 Cases of Primary Malignant Tumor in Small Intestine

Objective: To investigate the clinical manifestotions,histopathological patterns and diagnosis of primary malignant tumor in small intestine(PMTSI). Methods:The clinical data of 41 cases of PMTSI confirmed by pathology admitted from 1999 to 2004 in our hospital were retrospectively analyzed. Results:The main pathological patterns of PMTSI were malignant stromal tumor,adenocarcinoma,leiomyosarcoma and malignant lymphoma.The common clinical manifestations were abdominal pain, abdominal mass, hemorrhage and anemia .vomiting and intestinal obsructioa Preoperative diagnosis rate was 53.7% . Preoperative misdiagnosis rate was 46.3% .It was easily misdiagnosed as other digestive tract diseases and pelvic disorders. Conclusion:The main pathological patterns of PMISI are malignant stromal tumor,adenocarcinoma,leiomyosarcoma and malignant lymphoma. Its clinical manifestations and diagnostic examination methods are not good enough, which usually leads to misdiagnosis,so attention should be paid for early diagnosis.