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甲下鳞癌为一种罕见的恶性肿瘤,至今在英文文献中只报告了58例。作者将27年内治疗和观察的12例报告如下: 12例均经组织学检查证实为甲下鳞癌(男10、女2)。确诊年龄为30~80岁,平均58岁。临床表现为局部疼痛、肿胀和炎症,3例有脓性分泌物流出及1例有出血性肉芽肿样损害。全部病人均做指(趾)截断术。组织学检查12例均为侵入性表皮样癌,其中2例癌侵入指骨。2例死亡原因与癌无关,其他患者均存活,术后7~21年内未复发,也无一人有癌转移或局部复发。5例有放射线照射史者其中3例发生第二个原发性表皮样癌。此3例中有2例随后发生甲下原发性癌,另1例同一手背皮肤上发生原
Subacute squamous cell carcinoma is a rare malignancy. To date, only 58 cases have been reported in the English literature. The author reported 12 cases of treatment and observation within 27 years as follows: 12 cases were confirmed by histological examination as sub-squamous cell carcinoma (male 10, female 2). The age of diagnosis is 30 to 80 years old, with an average age of 58 years. The clinical manifestations were localized pain, swelling and inflammation, 3 cases had purulent secretions and 1 case had hemorrhagic granulomatous lesions. All patients were finger (toe) truncation. Histologically, 12 cases were all invasive epidermoid carcinomas, and 2 of them were invading the phalanx. The cause of death in 2 cases was not related to cancer. All other patients survived. No recurrence occurred within 7 to 21 years after surgery, and no one had cancer metastasis or local recurrence. Of the 5 patients with a history of radiation exposure, 3 had a second primary epidermoid carcinoma. Of these 3 cases, 2 cases of primary subungual cancer followed, and 1 case of primary on the same back of the hand.