患者信息:
6 岁, 男性
检查指征:
癫痫发作
影像所见
CT
- 右侧额叶前部高密度病变伴外侧缘混合密度肿块和相应钙化
- 周围血管源性水肿
MRI
- 右侧额叶前部不规则肿块，内部T2信号不均匀伴T2低信号环，固有T1信号增高区域，以及广泛的磁敏感伪影
- 相应强化区域
- 邻近的界限清楚的病变，大小约4.5 x 3.5 x 3.3 cm，内部T2信号减低伴磁敏感伪影环，最符合脑实质血肿
- 周围血管源性水肿和局部占位效应导致中线轻度右向左偏移，无向下疝出或脑积水征象
带注释的图像和插图
Lesion in the right frontal lobe with heterogeneous internal T2 signal intensity (red arrow), a rim of T2 signal hypointensity (blue arrow), and an adjacent hematoma (yellow arrow) with surrounding edema.
The lesion demonstrates extensive corresponding susceptibility artifact (red arrow). In addition, there is a rim of susceptibility artifact along the adjacent hematoma (yellow arrow).
诊断
海绵状血管瘤
鉴别诊断
成为PRO会员以解锁鉴别诊断
要点
成为PRO会员以解锁要点