The most common type of malignant brain cancer in children is medulloblastoma, a fast growing tumor located in the cerebellum—the lower, rear portion of the brain. Although the standard treatment, an aggressive combination of surgery, radiation, and high-dose chemotherapy, cures more than 70 percent of patients, many survivors are left with profound long-term side effects, including cognitive deficits and increased incidence of other cancers. Continue reading “Why new therapies are failing some kids with brain cancer”