Rationale
A patient's genes(JEEN)The functional and physical unit of heredity passed from parent to offspring. Genes are pieces of DNA, and most genes contain the information for making a specific protein. may affect the risk of developing complications, such as congestive heart failure(hart FAYL-yer kun-JES-tiv hart FAYL-yer)Weakness of the heart muscle that leads to a buildup of fluid in body tissues., heart attack, stroke, and second cancer(SEH-kund PRY-mayr-ee KAN-ser)Refers to a new primary cancer in a person with a history of cancer., years after undergoing cancer treatment. Genetic(jeh-NEH-tik)Inherited; having to do with information that is passed from parents to offspring through genes in sperm and egg cells. studies may help doctors identify survivors of childhood cancer who are more likely to develop late complications.
Purpose
This clinical trial(KLIH-nih-kul TRY-ul)A type of research study that tests how well new medical approaches work in people. These studies test new methods of screening, prevention, diagnosis, or treatment of a disease. Also called clinical study. is studying cancer survivors to identify those who are at increased risk of developing late-occurring complications after undergoing treatment for childhood cancer.