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报告1例Mali型假性Kaposi肉瘤并发淤积性皮炎。患者男,23岁。左小腿紫褐色丘疹及斑块1年余,伴肿胀、溃疡及疼痛2个月,伤口难以愈合。双下肢静脉曲张3年。皮肤科检查:皮损沿静脉曲张部分布,其上覆疣状增生性斑块,皮损周围见散在深褐色瘀斑,足、趾背无损害。皮损组织病理符合假性Kaposi肉瘤。免疫病理:血管内皮细胞CD34强阳性表达,周围间质细胞CD34阴性。诊断为Mali型假性Kaposi肉瘤并发淤积性皮炎。
One case of Mali-type Kaposi’s sarcoma was reported with degenerative dermatitis. Male patient, 23 years old. Left leg purple brown papules and plaques more than 1 year, with swelling, ulcers and pain for 2 months, the wound is difficult to heal. Double lower extremity varicose veins 3 years. Dermatology examination: Lesions along the varicose veins cloth, the overlying verrucous hyperplastic plaque, see scattered scattered around the dark brown ecchymosis, foot, toe back without damage. Histopathology of the lesion conformed to the Kaposi’s sarcoma. Immunopathology: strong positive expression of CD34 in vascular endothelial cells, peripheral CD34 negative. Mali-type Kaposi sarcoma diagnosed with sedimentary dermatitis.