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患者1,男,55岁.鼻咽部肿物,病理报告:低分化鳞状细胞癌,X线颅中凹未见骨质破坏.临床诊断:鼻咽癌T_3N_0M_0,于1991年1月至1991年4月接受~(60)钴放射治疗,鼻咽部外照射DT7200cGy36次/76天,其中双耳前野DT6000cGy/30次/76天、鼻前野1200cGy/36次/76天,放疗后32个月,出现左眼异物感.检查:左眼角膜点状着色.诊断:浅层点状角膜炎.给予复方氯霉素眼液、无环鸟苷眼液、角膜宁眼液治疗共4个月,左眼仍有异物感,并有眼于症状.检查:左眼角膜点状着色,泪膜破裂时间8秒,考虑放射性眼干燥症,给予人工泪液及角膜宁眼液滴眼.复诊时检查:角膜点状着色数量减少,眼部症状减轻.患者2,男,63岁.鼻咽部肿物,病理报告:鼻咽部低分化鳞癌.临床诊断;鼻咽癌T_4N_0M_0.1993年2月接受~(60)钻放射治疗,外照射7200cGy/36次/76天,双耳前野加鼻前野,放疗2个疗程,1年后出现左眼发于,异
Patients 1, male, 55 years old. Nasopharyngeal tumor, pathological report: poorly differentiated squamous cell carcinoma, X-ray cranial recession no bone destruction. Clinical diagnosis: nasopharyngeal carcinoma T_3N_0M_0, from January 1991 to 1991 In April 2009, 60 radiotherapy for cobalt was performed. Thirty-seven days / 76 days of external radiofrequency of nasopharynx were observed, including DT6000cGy / 30/76 days in the anterior segment of the ears, 1200cGy / 36 days / 76 days in the anterior segment of the nose, 32 months , The left eye foreign body sensation.Check: the left cornea punctate coloring.Diagnosis: shallow punctate keratitis.Cyclovir chloramphenicol eye drops, acyclovir eye drops, corneal eye drops for 4 months, Left eye there is still foreign body sensation, and there are symptoms. Check: the left cornea punctate coloring, tear film rupture time 8 seconds, consider radiation dry eye, give artificial tears and corneal eyedrops check-up check: Patient 2, male, 63 years old. Nasopharyngeal tumor, pathological report: Nasopharyngeal poorly differentiated squamous cell carcinoma. Clinical diagnosis; Nasopharyngeal carcinoma T_4N_0M_0. February 1993 Accepted ~ (60) drilling radiation therapy, external radiation 7200cGy / 36 times / 76 days, both ears plus forebrain plus nasal spray, 2 courses of radiotherapy, 1 year after the left eye appeared in different