眼睑下垂[1],临床上比较少见。经常见于重症肌无力,糖尿病动眼神经病变,脑梗死等。而脑肿瘤较少见,以单侧眼睑下垂为主要表现的脑转移癌还未见有报道。现将我们收治以单侧眼睑下垂为首发症状的脑转移瘤患者病例报告如下。1病历摘要女,71岁。主因左侧眼睑下垂2d入院。患者于入院前2d无明确诱因出现左侧眼睑下垂,左眼单眼视物时轻度模糊,无复视, Eyelid ptosis [1], clinically rare. Frequently seen in myasthenia gravis, diabetic oculopathy, cerebral infarction and so on. The brain tumors are rare, with unilateral eyelid ptosis as the main manifestation of brain metastases have not been reported. Now we admitted to the unilateral eyelid ptosis as the first symptom of brain metastases in patients with the following report. 1 medical record summary female, 71 years old. The main left ptosis 2d admission. Patients in the first 2d before admission there is no clear cause of left eyelid ptosis, left eye monocular visual mild blur, no diplopia,