恶性周围神经鞘瘤(malignant peripheral nerve sheath tumor,MPNST)是临床上一种较少见的软组织恶性肿瘤,占全身软组织恶性肿瘤的5%~10%,原发于肱三头肌的MPNST极罕见,Miura等[1]曾于1986年报道过1例。我科于2007年2月收治了复发性肱三头肌恶性周围神经鞘瘤1例。现报告如下。 Malignant peripheral nerve sheath tumor (MPNST) is a rare clinical soft tissue malignancy, accounting for 5% to 10% of the whole body soft tissue malignancy, the primary triceps MPNST rare , Miura et al [1] had reported in 1986 1 case. Our department in February 2007 admitted to a recurrent triceps malignant peripheral schwannoma in 1 case. The report is as follows.