Superior vermian vein Last edited and medically reviewed by Alaric Steinmetz on 09.03.2024 Synonyms superior vein of vermis, obere Kleinhirnwurmvene The superior vermian vein is an unpaired vein that runs along the superior aspect of the surface of the cerebellar vermis (Vermis cerebelli). AnatomyThe superior vermian vein drains into the Straight sinus or the Great cerebral vein[^1].