Objective: Until recently gastrointestinal stromal tumor (GIST) has been separated from other mesenchymal neoplasms and ......

目的探讨肛管直肠原发性恶性黑色素瘤的临床表现、手术方式、病理特征、免疫组化特点及误诊原因。方法分析13例肛管直肠原发性恶性......

目的:探讨肛管直肠恶性黑色素瘤的治疗方法.方法:回顾分析我院收治的9例恶性黑色素瘤病人的治疗及预后情况.结果:本组病人预后差,......