影像所见
- 鞍区/鞍上区环形强化肿块,大小约2.5 x 1.6 x 1.7 cm,与垂体不可分离
- 中央T1轻度低信号,T2高信号
- 无对应弥散受限
- 病变在右侧突出至颈内动脉间线,在左侧仍位于颈内动脉内侧切线以内
- 病变接触并轻度抬起视交叉
带注释的图像和插图
Cystic sellar/suprasellar mass with internal T2 signal hyperintensity (red arrows).
The lesion demonstrates peripheral enhancement (red arrow) and contacts and mildly uplifts the optic chiasm (yellow arrow).
诊断
囊性垂体腺瘤
鉴别诊断
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要点
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