Gene Home Gene Home

Diseases List


Long QT Syndrome

Long QT syndrome (LQTS) is a disorder of the heart's electrical activity. It can cause sudden, uncontrollable, dangerous arrhythmias (ah-RITH-me-ahs) in response to exercise or stress. Arrhythmias are problems with the rate or rhythm of the heartbeat.

Associated Genes

Gene Name Chromosome number
ANK2 4
SCN5A 3
KCNH2 7
SCN4B 11
KCNQ1 11
KCNJ2 17
SNTA1 202
KCNE1 21
KCNE2 > 21