软组织肿瘤病理诊断常遇到困难,约10～15%病例常得不到肯定的诊断。造成其诊断困难的原因大致有以下几方面。1、送检组织过小过少或切片不佳。2、肉眼观察对鉴别肿瘤良、恶性帮助不大。有些瘤样纤维组织增生如韧带瘤。肉眼观常为侵袭性;而有些肉瘤,如 The pathological diagnosis of soft tissue tumors often encounters difficulties. About 10 to 15% of cases often fail to obtain a positive diagnosis. The reasons for its difficulty in diagnosis are roughly the following. 1, the inspection organization too small or too poor or slice. 2. Visual observation is not helpful in distinguishing benign and malignant tumors. Some tumor-like fibrous tissue such as ligamentous tumors. The naked eye is often invasive; some sarcomas, such as