患者,男,40岁。躯干泛发苔藓样皮损伴瘙痒1个月。患者1年前因“急性粒细胞白血病”行异体造血干细胞移植术。皮损组织病理示基底细胞液化变性,有嗜酸性变的角质形成细胞似胶样小体,周围淋巴细胞卫星状分布,真皮浅层淋巴细胞等呈带状浸润。诊断：扁平苔藓型慢性移植物抗宿主病。%A 40-year-old male presented with lichenoid lesions over the trunk, with itching for 1 month. The patient had a history of acute myeloid leukemia and was treated with allogeneic hematopoietic stem cell transplantation 1 year ago. Histopathology of skin lesions revealed liquefaction degeneration of basal cell, civatte bodies-like keratinocyte which surrounded by lymphocytes in satellite-like distribution and banded infiltration of lymphocytes in dermis. The diagnosis of lichen planus-type chronic graft-versus-host disease was made.
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