Results: The main pathological patterns of PMTSI were malignant stromal tumor, adenocarcinoma, leiomyosarcoma and malignant lymphoma.
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。
Conclusions CD117 and CD34 positivity are the most valuable factors for diagnosing stromal tumor. But it can not distinguish benign from malignant stromal tumors.
结论CD 117和CD 34标记阳性是确定间质瘤最具有诊断价值的依据，但不能作为良恶性判断指标。
The tumor is characterized by lakes of stromal mucin containing scant malignant epithelial cells.
镜下肿瘤表现明确的间质黏液湖及其上漂浮较少的恶性上皮细胞。
To explore the CT features of malignant gastrointestinal stromal tumor (GIST).
分析恶性胃肠道间质瘤(GIST)的CT特点。
Diagnosis: Liver and duodenum's tumors resection. Liver angiomyolipoma. Duodenum gastrointestinal stromal tumor (GIST) malignant degree lower.
诊断：肝血管平滑肌脂肪瘤。十二指肠胃肠间质瘤，恶性度低。
Diagnosis: Liver and duodenum's tumors resection. Liver angiomyolipoma. Duodenum gastrointestinal stromal tumor (GIST) malignant degree lower.
诊断：肝血管平滑肌脂肪瘤。十二指肠胃肠间质瘤，恶性度低。
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