The scope of nasopharyngeal cancer that can be metastasized is very wide and generally divided into three kinds, as follows: 1. Near metastasis: nasal congestion, tinnitus, hearing loss, headache, etc. caused by local tumor infiltration and compression, as well as black blindness, diplopia, eyelid drooping, eye fixation, facial numbness, hoarseness, speech disorder or swallowing difficulty caused by tumor compression of 12 pairs of brain nerves. 2. Lymph node metastasis. Generally, the most common metastasis of nasopharyngeal cancer is the metastasis of lymph nodes in the neck, among which the metastasis of lymph nodes in the upper two abdominal muscles of deep neck is the most common. The most common metastasis is bone metastasis, followed by lung metastasis and liver metastasis. Patients with these distant metastases may show symptoms such as bone pain, fracture, coughing, coughing up bloody sputum, chest pain and pain in liver area.