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患儿女,9个月,左腹股沟处红斑进行性扩大8个月。皮肤科情况:左腹股沟见大片浸润性斑块。组织病理示:真皮及皮下组织多结节状侵袭性生长团块,细胞呈血管内皮细胞样,可见密集分布的梭形肿瘤细胞和筛状或裂隙样血管。免疫组织化学示:CD31,CD34,SMA,部分Ki-67阳性。核磁共振示:左腹股沟区、大腿根部内侧及前外侧皮肤及皮下不规则异常信号影,病变部分包绕左股动静脉,左侧腹股沟浅淋巴结增大。诊断:卡波西形血管内皮瘤。
Children, 9 months, left erythema at erythema for 8 months. Dermatology: Left groin see large infiltrative plaque. Histopathology showed that the nodules of the dermis and subcutaneous tissue grew aggressively. The cells showed vascular endothelial cells, showing densely distributed spindle tumor cells and sieve or fissure-like vessels. Immunohistochemistry showed: CD31, CD34, SMA, some Ki-67 positive. MRI showed: the left groin area, the thigh and medial and anterolateral thigh skin and abnormal signal abnormalities, the lesion part of the left femoral vein, left superficial inguinal lymph nodes increased. Diagnosis: Kaposi-type hemangioendothelioma.