childhood cancer

Definition of childhood cancer
National Cancer Institute

childhood cancer

(… KAN-ser)
A term used to describe cancers that occur between birth and 14 years of age. Childhood cancers are very rare and may differ from adult cancers in the way they grow and spread, how they are treated, and how they respond to treatment. The most common types of childhood cancer are leukemia, brain and spinal cord tumors, lymphoma, neuroblastoma, Wilms tumor (a type of kidney cancer), retinoblastoma, and cancers of the bone and soft tissue. Also called pediatric cancer.

Source: NCI Dictionary of Cancer Terms