Intraparenchymal ventricular diverticula in chronic obstructive hydrocephalus: prevalence, imaging features and evolution

Background Intraparenchymal cavities communicating with the ventricles may appear in patients with chronic obstructive hydrocephalusdespite no identifiable surgerical, vascular or traumatic causes. The rate, features, pathogenesis, evolution and clinical impact of intraparenchymal diverticula have not been outlined, yet.