pneumoventricle

pneu·mo·ven·tri·cle

(nū'mō-ven'tri-kĕl),
Air in the ventricular system of the brain; occurs as a complication of a fracture of the skull that passes through the accessory nasal sinuses.

pneumoventricle

(nū″mō-vĕn′trĭ-k'l) [″ + L. ventriculus, little belly]
Air accumulation in the cerebral ventricles.
References in periodicals archive ?
Magnetic resonance imaging (MRI) on day 2 showed an acute left cerebellar infarct involving the posterior inferior cerebellar artery and the anterior inferior cerebellar artery territories with hydrocephalus and pneumoventricle (Figure 1b, 1c, 1d).