A 6-year-old boy had severe headaches and vomiting. MRI on 9/13/04 diagnosed medulloblastoma of the cerebellum. An infratentorial craniotomy was performed on 9/28/04 and tumor was removed. There was macroscopic and microscopic residual medulloblastoma. On 11/1/04 the patient began a course of carmustine. After completion of chemotherapy the patient had a bone marrow transplant with donor marrow from his older brother.