Introduction: Pneumoventricle is the presence of air in the ventricular system. When the air accumulates over time. exerting a mass effect over surrounding neurological structures and increasing intraventricular and intracranial pressures. it is called tension pneumoventricle. https://www.bekindtopets.com/sale-now-NFL-Houston-Texans-Double-Vision-iPhone-14-Pro-Max-Waterproof-Case-p20062-mega-offer/