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1病例介绍患者男,56岁,大学文化。因“言语夸大3年,加重伴记忆力下降2个月”于2012年8月2日入院。该患者8年前曾诊断为“鼻咽癌”T2期,活体组织检查提示鼻咽低分化鳞状细胞癌,经6MV-X放射治疗(放疗),2 Gy/次,5次/周,照射野的上界为颅底基准线上0.5~3.0 cm,后界面颈联合野为斜方肌前缘,耳前野为外耳孔前缘,照射总剂量70 Gy,放疗结束
1 case description Patient male, 56 years old, college culture. Due to “exaggerated speech 3 years, increased with memory loss 2 months ” on August 2, 2012 admission. The patient had been diagnosed with “nasopharyngeal carcinoma” T2 8 years ago. Biopsy revealed nasopharyngeal poorly differentiated squamous cell carcinoma after 6MV-X radiotherapy (radiotherapy), 2 Gy / time, 5 times / week , The upper bound of the irradiation field was 0.5-3.0 cm on the baseline of the skull base, the posterior interjacent neck joint field was the front of the trapezius muscle, the anterior meatus was the leading edge of the external ear, and the total radiation dose was 70 Gy. The end of radiotherapy