MIXED EPENDYMOMA AND ASTROCYTOMA OF THE FOURTH VENTRICLE.
D001254:Astrocytoma; D002551:Cerebral Ventricle Neoplasms; D004806:Ependymoma; D020546:Fourth Ventricle; D006801:Humans; D010336:Pathology
ASTROCYTOMA; CEREBRAL VENTRICLE NEOPLASMS; EPENDYMOMA; PATHOLOGY