滑膜肉瘤通常发生在四肢末端,尤其是膝和股部,较少发生在躯干和头颈部。目前仅有少数几例胃肠道滑膜肉瘤的报道,多数发生在食管。作者报道了10例新发现的胃滑膜肉瘤的临床、组织病理学和免疫组织化学特征。4例男性,6例女性,平均和中位年龄均为52岁(范围29~68岁)。这些患者均无 Synovial sarcoma usually occurs at the extremities, especially in the knee and thighs, and occurs less frequently in the trunk and head and neck. Currently only a few cases of gastrointestinal synovial sarcoma reported, the majority occurred in the esophagus. The authors reported the clinical, histopathological and immunohistochemical features of 10 newly discovered gastric synovial sarcomas. 4 males and 6 females, both average and median age were 52 years old (range 29 to 68 years old). None of these patients