title: Fourth ventricle. 3. Intra- and extra-axial tumours.
mesh_terms: D001344:Autopsy; D002551:Cerebral Ventricle Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology*; D002552:Cerebral Ventricles / Q000473:pathology*; D014695:Cerebral Ventriculography; D003388:Cranial Fossa, Posterior / Q000000981:diagnostic imaging; D005910:Glioma / Q000000981:diagnostic imaging / Q000473:pathology; D006801:Humans; D008526:Medulla Oblongata / Q000473:pathology; D008527:Medulloblastoma / Q000473:pathology; D008579:Meningioma / Q000000981:diagnostic imaging / Q000473:pathology; D009374:Neoplasms, Experimental / Q000473:pathology; D009442:Neurilemmoma / Q000000981:diagnostic imaging / Q000473:pathology; D010524:Peripheral Nervous System Neoplasms / Q000000981:diagnostic imaging; D011011:Pneumoencephalography; D011149:Pons / Q000473:pathology; D014056:Tomography, X-Ray; D000159:Vestibulocochlear Nerve / Q000000981:diagnostic imaging