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患者女,26岁。以“头痛恶心呕吐2年余,头晕2月余”为主诉入院。2年前突发头痛、恶心呕吐,经治疗后症状缓解。2月余前无明显诱因出现间断性头晕,于当地行MRI检查示左颞叶占位,星形细胞瘤可能性大。患者3年前体检行MRI检查示左侧颞叶囊性异常信号,考虑神经上皮囊肿。于本院行头部3.0 T MRI直接增强扫描示:左侧颞叶见团块状长T_1信号(图1),DWI(b=1000 s/mm~2)未见弥散受限(图2)。静脉注射Gd-DTPA后扫描:左侧颞
Female patient, 26 years old. To “headache nausea vomiting more than 2 years, dizzy more than 2 months,” the main complaint was admitted. Sudden headache 2 years ago, nausea and vomiting, after treatment, symptoms were relieved. Two months ago there was no obvious incentive intermittent dizziness, MRI examination showed local left temporal lobe occupying, astrocytoma is likely. Patients 3 years ago physical examination MRI showed left temporal lobe cystic abnormal signals, consider neuroepithelial cyst. At the head of our hospital, the direct MRI 3.0 T MRI showed that there was no diffuse confinement of DWI (b = 1000 s / mm ~ 2) in the left temporal lobe (Fig. 1) . Intravenous Gd-DTPA scan: left temporal