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原发于咽旁间隙的肿瘤占头颈部肿瘤总数的0.5～0.8%。本文分析Pittsburgh眼耳鼻喉医院1977年1月～1989年7月收治的51例,其中3例副神经节肿瘤患者生长2个,共计为54个肿瘤。男20例,女31例,平均55岁,介于6～79岁间。主要症状:颈部肿块46%,局部疼痛20%,咽部肿块13%,发声嘶哑7%,其它为咽部异物感,腮腺肿大及耳痛等。体征表现:颈部肿块占53%,咽部肿块占51%,声带麻痹占11%,腮腺肿大占9%,术前CT、MRI及血管造影对肿瘤的大小及定位,准确率达90%以上。54个肿瘤中80%为良性,20%(11/54)为恶性,计良性
The primary tumor in the parapharyngeal space accounts for 0.5 to 0.8% of the total number of head and neck tumors. This paper analyzes 51 cases of Pentsburgh Eye, Ear, Nose and Throat Hospital from January 1977 to July 1989, of which 3 cases of paraganglial tumors grew in 2 patients, a total of 54 tumors. There were 20 males and 31 females with an average age of 55 years, ranging from 6 to 79 years old. The main symptoms were: neck mass 46%, local pain 20%, pharyngeal mass 13%, hoarseness 7%, other pharyngeal foreign body sensation, parotid gland swelling and earache. Signs performance: neck mass accounted for 53%, pharyngeal mass accounted for 51%, vocal cord paralysis accounted for 11%, parotid swelling accounted for 9%, preoperative CT, MRI and angiography for tumor size and positioning accuracy of 90% the above. 80% of the 54 tumors were benign and 20% (11/54) were malignant.