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放射性外耳炎是头颈部照射的常见并发症,治疗较为困难,有必要对其进行预防和及早诊治。作者报道了4例放疗继发外耳炎患者,观察到在照射第一周内,外耳道皮肤潮红,如继续放疗,则出现典型红斑,发生放射性皮炎,使皮肤发红、发热和水肿,形成水疱。继而皮肤剥脱,产生浆液,引起耳流脓。患者外耳道剧痛并流脓。有时可累及耳廓和周围皮肤。由于外耳道碎屑堆积可加重感染,引起不同程度的传导性耳聋。作者认为重要的是要排除其他促使持续性
Radiation otitis externa is a common complication of head and neck irradiation, treatment is more difficult, it is necessary to prevent and early diagnosis and treatment. The authors reported 4 cases of patients with otitis media secondary to radiation. We observed that in the first week of irradiation, the external auditory meatus was flush with skin. If radiotherapy continued, a typical erythema occurred and radiodermatitis occurred. The skin became red, fever and edema, forming blisters. Then skin exfoliation, resulting in slurry, causing ear pus. Patients with severe external ear pain and pus. Occasionally affects the pinna and the surrounding skin. External ear canal debris accumulation can aggravate the infection, causing varying degrees of conductive deafness. The author thinks it is important to exclude others that contribute to sustainability