目的鼻咽癌是头颈部常见的恶性肿瘤，而浸润和转移是鼻咽癌致死的主要原因。
ObjectiveNasopharyngeal carcinoma is a common malignant tumor in head and neck, invasion and metastasis are responsible for the high rate of mortal.
目的鼻咽癌是中国常见的恶性上皮性肿瘤，该肿瘤的发生以及进展与EB病毒密切相关。
ObjectiveNPC is the most common malignant epithelial carcinoma in South China. The NPC occurrence and the progression is closely related to EB virus.
目的：探讨鼻咽炎与早期鼻咽癌的临床鉴别诊断方法。
Objective To investigate clinical differential diagnosis of nasopharyngitis and early nasopharyngeal carcinoma.
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