口腔癌是颌面部较常见的粘膜上皮性肿瘤,其中发病率最高的是鳞状细胞癌,一般占口腔癌的80%以上,且近年来其发病率有上升趋势。口腔鳞状细胞癌(oral squamous cell car-cinomas OSCC)简称口腔鳞癌,多发生于40~60岁的成人,男性多于女性,部位以舌、颊、牙龈、腭最多见,恶性度较高,常 Oral cancer is a common mucosal epithelial tumor in maxillofacial region. The highest incidence of squamous cell carcinoma is oral squamous cell carcinoma, accounting for more than 80% of oral cancer, and its incidence has risen in recent years. Oral squamous cell carcinoma (OSCC) referred to as oral squamous cell carcinoma, occurs in adults 40 to 60 years of age, more men than women, parts of the tongue, cheeks, gums, the most common palate, the higher the degree of malignancy ,often