Children who survive cancer have more years than adults to develop long-term consequences of chemotherapy, surgery, and radiation therapy, which may include Poor growth Delayed or absent puberty Infertility Cardiac damage Psychosocial effects Developmental and / or neurologic deficits Development of secondary cancers (in 3 to 12% of survivors, varying with their initial cancer and type of treatment) Consensus guidelines on screening for and management of long-term consequences are available from the Children's Oncology Group.