ataxia-telangiectasiaListen to pronunciation(uh-TAK-see-uh-teh-LAN-jee-ek-TAY-zhuh)A rare, inherited, progressive, degenerative disease of childhood that causes loss of muscle control, a weakened immune system, and an increased risk of cancer.More InformationAtaxia telangiectasia (Genetic and Rare Diseases Information Center)Ataxia-telangiectasia (MedlinePlus)Search NCI's Dictionary of Cancer TermsStarts withContainsBrowse:ABCDEFGHIJKLMNOPQRSTUVWXYZ#