title: Anomalous internal occipital crest causing hydrocephalus. Case report.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D006849:Hydrocephalus / Q000209:etiology*; D009777:Occipital Bone / Q000002:abnormalities* / Q000000981:diagnostic imaging; D011011:Pneumoencephalography; D014057:Tomography, X-Ray Computed