报道１９８９～１９９５年收治的２２０例曾作活检术的骨与软组织原发恶性肿瘤（包括外院活检１８例）。资料显示２９例（１３．２％）诊断失误，２２例（１０％）活检后发生并发症。由于活检误诊和并发症，给１８例患者的治疗带来了不良影响，其中７例（包括外院活检５例）施行了不必要的截肢术，各有４例分别实施了切除范围不足的手术或延迟了决定性手术时机，而另外３例选择了不恰当的辅助治疗。分析提示对临床活检须持慎重态度 Reported 220 cases of primary malignant tumors of bone and soft tissue that had been biopsy from 1989 to 1995 (including 18 cases of external biopsy). The data showed that 29 cases (13.2%) had diagnosed errors and 22 cases (10%) had complications after biopsy. Due to misdiagnosis and complications of biopsy, treatment of 18 patients was adversely affected, 7 of them (including 5 in the external hospital biopsy) performed unnecessary amputation, and 4 patients underwent surgery with insufficient resection range respectively. Delayed the timing of the definitive surgery, while the other 3 patients chose inappropriate adjuvant therapy. Analysis Tips Must Be Cautious About Clinical Biopsy