Saturday 18 February 2012

Duplication of fetal PCA MRA

3 D TOF Non Contrast MR Angiography of Brain shows:
Non visualisation of left MCA from its origin along with its cortical branches implies to occlusion.
Left PCA has fetal origin - a common anatomical variation but in that it shows Duplication, two fetal PCAs on left side seen arising from ICA - a rare normal anatomical variation. 

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