滤泡性树突状细胞肉瘤

定义

一种由纺锤形至卵圆形细胞组成的肿瘤，具有滤泡树突状细胞的形态和免疫表型特征。它影响淋巴结和其他部位，包括扁桃体、胃肠道、脾脏、肝脏、软组织、皮肤和口腔。它通常表现为一种低级别肉瘤。据报道，多达一半病例出现复发。

A neoplasm composed of spindle to ovoid cells which have morphologic and immunophenotypic characteristics of follicular dendritic cells. It affects lymph nodes and other sites including the tonsils, gastrointestinal tract, spleen, liver, soft tissues, skin, and oral cavity. It usually behaves as a low grade sarcoma. Recurrences have been reported in up to half of the cases.

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• 滤泡性树突状细胞肉瘤