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颗粒细胞瘤(granular cell tumor,GCT)又名颗粒性肌母细胞瘤或颗粒性施万细胞瘤。GCT全身各部位均可发生,发生于头颈部者占45%~55%,其中约70%发生在口腔,以舌最为多见。该病发病率低,而且无恒定的发病部位,临床表现无特异性,易误诊。本文报道2例口腔颗粒细胞瘤,并复习相关文献对其临床表现、组织病理学特点及鉴别诊断作一讨论。1材料与方法1.1临床资料收集2010—2014年间连云港市第
Granular cell tumor (granular cell tumor, GCT), also known as granular myoblastoma or granular Schwannoma. All parts of the body can occur GCT, occurred in the head and neck accounted for 45% to 55%, of which about 70% occurred in the mouth, the tongue is the most common. The incidence of the disease is low, and no constant incidence of sites, non-specific clinical manifestations, misdiagnosis. This article reports 2 cases of oral granulosa cell tumor, and review the relevant literature on its clinical manifestations, histopathological features and differential diagnosis to make a discussion. 1 Materials and Methods 1.1 Clinical data collected in 2010-2014 Lianyungang City No.