Vein of galen malformation - fetal

Case contributed by Dr. Sheri L Harder

Presentation

Obstetrical patient referred for evaluation of an intracranial cystic lesion.

Patient Data

Age: 35 weeks gestation
Gender: Female

T2 weighted images from a fetal MRI demonstrate a large flow void in the region of the vein of Galen. The fetal heart is enlarged. 

Case Discussion

This is an example of a vein of Galen malformation, diagnosed in utero. The enlarged heart suggests high output cardiac failure, a complication of these malformations. 

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