患者,女性,51岁。1996年3月4日拟“颅内占位病变”收住院。3个月前出现双颞部头痛,近1个月明显加重,且持续时间长,伴恶心及喷射样呕吐。30年前曾有甲状腺肿瘤切除术史,因肿瘤位于左侧腺体,遂切除左侧腺体及峡部,保留右侧腺体,颈部淋巴结无转移,故未做颈淋巴结清除,病理诊断:甲 Patient, female, 51 years old. March 4, 1996 to be “intracranial lesions” admitted to hospital. Three months ago, a headache developed in both ankles, which was aggravated in the past 1 month and had a long duration with nausea and jet-like vomiting. Thirty years ago, there was a history of thyroid tumor resection. Because the tumor was located in the left gland, the hernia was removed from the left gland and isthmus, and the right gland was preserved. There was no lymph node metastasis in the neck. Therefore, no cervical lymph node clearance was performed. Pathological diagnosis: A