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舌及口底癌是口腔癌中较常见的恶性肿瘤,约占口腔癌的30～50%,预后也比口腔其他部位发生的癌瘤差。虽然近来治疗技术不断发展,但平均五年生存率也只在45%左右。舌或口底癌虽发生在两个不同的解剖区域,但常相互累及,而在治疗及预后方面有许多类似处。本文重点讨论舌体部(舌前2/3)癌,适当介绍口底癌的一些问题。舌根部(舌后1/3)癌属口咽部故不讨论。舌及口底是重要的功能器官,与语言、
Tongue and floor cancer is the most common malignancy in oral cancer, accounting for 30 to 50% of oral cancer, and the prognosis is worse than that of other parts of the oral cavity. Although the recent development of treatment technology, the average five-year survival rate is only about 45%. Although tongue or floor cancers occur in two different anatomical regions, they often affect each other, and there are many similarities in treatment and prognosis. This article focuses on the tongue body (anterior tongue 2/3) cancer, and appropriately describes some issues of mouth floor cancer. The root of the tongue (1/3 posterior to the tongue) cancer is not part of the oropharynx. The tongue and mouth are important functional organs and language,