[By nasal cavity approach resection of bigger pleomorphic adenoma in left skull base with nasal endoscope].

A 46-year-old female patient presented to our hospital with history of pharyngeal discomfort for 6 months. Physical examination showed that she had facial asymmetry, loss of the left nasolabial fold, rightward de- viation of uvula, swelling of the left soft palate. Magnetic resonance imaging revealed a bigger neoplasm in left pa- rapharyngeal space which invaded into left lateral skull base. The left internal carotid artery, vein and the styloid process was jostled backward. The primary clinical diagnosis is pleomorphic adenoma of the parapharyngeal space.