Figure 2: Diagram of operative findings in Patient 1. Microvascular decompression of right trigeminal nerve (V) resulted in shift of anterior inferior cerebellar artery (AICA), accentuating vascular compression upon cochlear nerve (VIII). Retractors (R); petrosal vein (pv); lower cranial nerves (IX-XI); brainstem (BS); cerebellum (Ce).


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