NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,989 terms related to cancer and medicine.
- listen (TRANZ-loh-KAY-shun)
A genetic change in which a piece of one chromosome breaks off and attaches to another chromosome. Sometimes pieces from two different chromosomes will trade places with each other. Translocations may lead to medical problems such as leukemia, breast cancer, schizophrenia, muscular dystrophy, and Down syndrome.