恶性黑色素瘤常见于脉络膜、睫状体、虹膜,是一种恶性度极高的肿瘤。在结膜上常见于良性肿物及黑色素痣,但结膜恶性黑色素瘤,特别是梭形细胞型更为罕见。笔者所见1例报道如下: 患女,60岁。主诉左眼黑色肿块4月余。全身查体正常。血尿常规、胸透正常。心电图:预激综合征。眼部检查:视力:右0.08,左0.05。右眼角膜中央有白色斑翳。晶体皮质混浊,眼底检查正常。左上睑皮肤暗黑色,向前明显突起,遮盖整个下眼睑,上睑不能上举。在上睑结膜有一黑色肿块约 Malignant melanoma is common in the choroid, ciliary body, iris, is a very malignant tumor. Common in conjunctival benign tumor and melanoma, but conjunctival malignant melanoma, especially spindle cell type is more rare. I saw a reported as follows: suffering women, 60 years old. Chief complaint left eye black mass more than 4 months. Body checkup normal. Hematuria, thoracic normal. ECG: Wolff-Parkinson’s syndrome. Eye examination: visual acuity: right 0.08, left 0.05. Right cornea central white canthus. Crystal cortex opacity, fundus examination is normal. Left upper eyelid skin dark black, prominent forward, covering the entire lower eyelid, upper eyelid can not move. There is a black lump in the upper conjunctiva about