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作者对5名放疗后生存10年以上的鼻咽部恶性肿瘤病人,结合现有症状和临床表现,对其治疗方法等做了回顾性探讨。放疗后遗症的主要表现:(一)口内干燥和味觉减退:全部病例均有口内干燥,放疗对唾液腺组织的影响为永久性,味觉减退可能与唾液减少有关。(二)鼻、鼻窦症状:鼻内形成痂皮,常有少量出血及鼻后孔流涕增多。(三)牙齿症状:因牙龈萎缩、神经过敏而影响进食,并促成龋齿、牙裂缝,最后配戴全义齿。(四)开口障碍:下颌关节运动受限,但因程度较轻,病人并不感到痛苦。(五)顽固的外耳道瘙痒引起失眠及感觉神经性聋。(六)对颈部肌肉的影响:全部病例均有肩部肌肉张力
The authors retrospectively investigated five patients with nasopharyngeal malignancies who survived more than 10 years after radiotherapy, combined with existing symptoms and clinical manifestations, and their treatment methods. The main manifestations of sequelae of radiotherapy: (1) Intraoral dryness and diminished taste: In all cases, there is dry mouth, and the effect of radiotherapy on the salivary gland tissue is permanent. Decrease in taste may be related to reduced saliva. (B) nasal and sinus symptoms: the formation of intranutrient molting, often a small amount of bleeding and nasal orifices increased. (C) teeth symptoms: due to gingival recession, nervousness affect eating, and promote dental caries, teeth cracks, and finally wear full dentures. (4) Open mouth disorder: The movement of the mandibular joint is limited, but the patient does not feel pain because of the lesser degree. (5) Stubborn external ear canal pruritus causes insomnia and sensorineural deafness. (6) Impact on neck muscles: All cases have shoulder muscle tension