黑素瘤临床很少见;多为黑痣恶性变形成,是一种极恶性的皮肤肿瘤。以往国内文献报告不多,其特点为起始病灶很小,骤然因某种因素而诱致全身转移,以致失掉早期诊断治疗的机会,死亡率极高,值得临床医生注意。兹将本院收治二例黑痣恶性变、向全身转移因而死亡者,报告如下。例1:住院号145525,女性,36岁。主诉:咳嗽,吐血丝痰,件胸腰部痛一月;发烧,气短七天。于1961年7月7日入院。患者18年以前,发现右膝腘窝处有一缘豆大的黑痣。一年前黑痣开始有长大倾向。入院前三个月该痣迅速增 Melanoma is rarely seen clinically; it is mostly a malignant transformation of the nevi, and it is a very malignant skin tumor. In the past, few reports were published in the domestic literature. Their characteristics are that the initial lesions are very small, and they suddenly cause systemic metastases due to certain factors. As a result, they lose the opportunity for early diagnosis and treatment, and the mortality rate is extremely high, which is worthy of attention of clinicians. We will treat two cases of malignancy of the scorpion that died in this hospital and died from the disease and report it as follows. Example 1: Hospital number 145525, female, 36 years old. Chief Complaint: Cough, vomiting of blood, chest and back pain in January; fever, shortness of breath seven days. Admitted to hospital on July 7, 1961. The patient, 18 years ago, found a black pod with a large pod at the right knee. One year ago, the black cockroach began to grow up. Three months before hospitalization, the hospital rapidly increased