涎腺淋巴上皮瘤样癌

对 5例涎腺淋巴上皮瘤样癌进行临床病理和免疫组织化学染色观察。其是一种具有特殊组织学表现的低分化或未分化癌 ,浸润的淋巴细胞以T细胞为主。肿瘤预后与肿块大小、发生部位、浸润程度及有否淋巴结转移有关。诊断应与良性淋巴上皮病变、转移或浸润性低分化鳞癌及恶性淋巴瘤进行鉴别。

Lymphoepithelioma of salivory gland

Clinicopathologic and immunohistochemistry chromoscopy were used to observe 5 patients with lymphoepithelioma of salivory gland. It was a kind of poor differentiation or undifferentiated carcinoma with special histologic expression, the majority of infiltration lymphocytes comprised T cells. The prognosis of carcinoma had correlation with the size of tumor, location, infiltration degree and whether or not the metastasis of lymph node. The diagnosis should be differentiated with benign lymphoepithelioma, metastasis or infiltrated poorly differentiated squamous cell carcinoma and malignant lymphoma.