Ocular lesions of nasopharyngeal carcinoma

Nasopharyngeal carcinoma is a malignant tumor that occurs in the nasopharyngeal mucosa. The vast majority of patients are squamous cell carcinoma of epithelial origin, and a small number of cases are adenoid cystic carcinoma and malignant submucosal salivary glands Mixed tumors, mucoepidermoid carcinomas, etc. Nasopharyngeal carcinoma is a highly invasive tumor that invades deep structures early. Advanced nasopharyngeal cancer often invades the optic nerve near the optic cross, causing vision loss, nasal or temporal blindness, which can cause blindness in one or both eyes, and fundus examination reveals optic nerve atrophy. The predisposing age is 30-50 years old, more common in men, the ratio of male to female is 2: 1.

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