When a child’s neuroblastoma relapses, it can feel like the ground disappears beneath you. But it’s not the end of the road. Dr. Brian H. Kushner, a leading pediatric oncologist at Memorial Sloan Kettering Cancer Center (MSK) specializing in high-risk and relapsed neuroblastoma, shares key insights for parents navigating relapse.

When Liam Brown was just a toddler, his parents thought he was catching every daycare virus. He’d come home with one illness after...