鳞状细胞癌(squamous cell carcinoma,SCC)简称鳞癌,是起源于表皮角质形成细胞或皮肤附属结构的一种恶性肿瘤,是临床上最常见的皮肤恶性肿瘤之一,占所有皮肤恶性肿瘤的20%。虽然其死亡率不高,但治疗成本较大。我国SCC的男女发病率之比为1.5:1.0~2.2:1.0,好发年龄为50~60岁,多见于头、颈、手及前臂伸侧等暴露部位~([1])。好发人群包括白色人种,室外工作者(农民、工人等),暴露于人类 Squamous cell carcinoma (SCC), referred to as squamous cell carcinoma, is a kind of malignant tumor originating from epidermal keratinocytes or the appendage of skin. It is one of the most common skin malignant tumors in clinic and accounts for all skin malignancies 20%. Although its mortality rate is not high, but the cost of treatment is larger. The incidence of SCC in China is 1.5: 1.0 ~ 2.2: 1.0. The prevalence is 50-60 years old. It is more common in the exposed parts of the head, neck, hand and forearm extensor side ~ ([1]). Popular groups include white races, outdoor workers (farmers, workers, etc.), exposure to humans