Fig. 2
From: Persistent trigeminal artery in a patient with moyamoya disease:a case report and literature review
The latest imaging test and DSA (more than two years later after first admission) showed the formation of numerous collateral vessels at the site of bilateral indirect (B, D) and a significant improvement in intracranial blood flow conditions (A, B, C, D) compared to first admission, but there was low cerebral blood flow perfusion in the left frontal and temporal lobe (F)