Qt Prolongation Syndrome Quiz
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Medically Reviewed By:
Daniel Oren, M.D., MMSC
Internal medicine, Cardiology
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Learn more about QT prolongation syndrome
Content updated on Sep 20, 2022
What is QT prolongation syndrome?
QT prolongation syndrome is heart signaling disorder that can cause fast, chaotic heartbeats (arrhythmias). It can be congenital or occur later in life as the result of some medical conditions, certain drugs or mineral imbalances.
Symptoms of QT prolongation syndrome
Losing consciousness
Heart beating rapidly before fainting
Feel the heart is pounding
Family history of sudden death under 50 years old
My pulse feels irregular
Irregular heartbeat
Irregular heartbeat when exercising
Questions your doctor may ask to check for QT prolongation syndrome
Your doctor may ask these questions to diagnose QT prolongation syndrome
Have you currently regained consciousness after temporarily losing consciousness?
Did you have palpitations before you lost consciousness?
Do you feel your heart is pounding?
Do you have a family history of sudden death at a young age (under the age of 50)?
Does your pulse feel disordered (irregular)?
Treatment for QT prolongation syndrome
Treatment includes lifestyle changes and medications to prevent dangerous heartbeats. Sometimes surgery is needed to implant a device to control the heart's rhythm.
View the symptoms of QT prolongation syndrome
Diseases related to QT prolongation syndrome
Medically Reviewed By:
Daniel Oren, M.D., MMSC
Internal medicine, Cardiology
Just 3 minutes.
Developed by doctors.
Ubie is supervised by 50+ medical experts worldwide
Seiji Kanazawa, MD, PHD
Obstetrics and gynecology (OBGYN)
National Center for Child Health and Development, Japan