3D TOF MRA axial & MIP














































3D TOF MRA axial & MIP

Findings: Round area of increased signal in the left cavernous sinus region (a) with poor visualization of the left MCA branches (b) . Petrous left ICA (L ica). Ectasia of the right cavernous and supraclinoid ICA (c). M1 segment of the right ICA (m1). Left posterior cerebral artery (pca). Basilar artery (ba). Paired anterior cerebral arteries (aca).