Medulloblastoma exclusively occurs in the:: (A) Medulla, (B) Cerebellum, (C) Cerebral hemispheres, (D) Spinal cord
Answer is B. b. Cerebellum(Ref: Nelson's 20/e p 2458, Ghai 8/e 612-613)Medulloblastoma is a cerebellar tumor occurring predominantly in males and at a median age of 5-7 yr.CT & MRI show a solid, homogeneous, contrast enhancing 4th ventricular obstruction & hydrocephalus.