恶性黑色素瘤是口腔颌面部较少见的一种恶性肿瘤。本例原发于颞下凹深部组织,实属罕见,现报告如下:患者,男,50岁,因“左颊部”无痛性肿块半年余于1984年11月6日入院,体检见一般情况良好,全身检查皆正常,专科检查:左颊部及颞部向外膨隆,颧 Malignant melanoma is a less common malignancy in oral and maxillofacial region. This case of primary in the deep infratemporal tissue, it is rare, are as follows: The patient, male, 50 years old, because of “left cheek” painless mass more than six months in November 6, 1984 admission, physical examination see the general In good condition, the body examination are normal, specialist examination: outward bulging left cheek and temporal, zygomaticus