图片: | |
---|---|
名称: | |
描述: | |
wangerying 离线
姓 名: | ××× | 性别: | 男 | 年龄: | 71 |
标本名称: | |||||
简要病史: | 左足背皮损三年,反复加重伴疼痛。皮损边缘处取材,病理见图,抗酸及PAS染色阴性,分泌物培养:耐甲氧西林表皮葡萄球菌 | ||||
肉眼检查: |
Some forms of systemic anaplastic large cell lymphoma may manifest initially in the skin The tumor cells have been described as resembling a doughnut or a wreath. Nucleoli are large but
not as large as in Reed-Sternberg cells.The background contains a mixed population of host reactive cells, including small lymphocytes, histiocytes, plasma cells, eosinophils, and neutrophils. The immunohistochemical hallmark of anaplastic large cell lymphoma (ALK-positive and ALK-negative) is the expression of CD30 in all or nearly all the neoplastic cells。