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LQTS in Medical News

New Test Developed to Identify LQTS syndrome

Researchers at the Mayo Clinic have discovered the epinephrine QT stress test that can predict the long QT syndrome with an accuracy of about 75%. // The Long QT syndrome is a rare yet almost fatal, heart rhythm disorder occurring right from birth and affecting about one in every 3000 people in...

Effects of anesthesia on the heart

...e loss of function of ion channels responsible for lqts types 1 and 2 (LQT1 and LQT2). lqts leads to a prolonged QT interval on electrocardiog...dict the effects of various anesthetic agents when lqts is present. Also, our findings indicate that some ...

Study Offers Clues to Link Between Arrhythmia, Sudden Death

...ses fast, chaotic heartbeats -- to study the various mechanisms that cause arrhythmia. The animal models included the two most common genetic forms of lqts in humans -- LQT1 and LQT2. In both forms, faulty genes lead to production of abnormal ion channels, the proteins responsible for moving potassium ...

Angina drug potentially useful against heart rhythm disorders

...n teens with otherwise healthy hearts. While rare, lqts is yielding insights into the much more common pos...rected for heart rate, a more accurate measure. In lqts patients, QTc reset time is prolonged, which makes...uce symptoms and risks associated with one form of lqts (LQT3-deltaKPQ). It is one of three forms of the d...

Young People Who Died Suddenly, Inexplicably Had Genetic Heart Defects

...y fails to provide an answer is, in fact, a key clue that the killer may be lqts or CPVT,” says Michael J. Ackerman, M.D., Ph.D., the study’s chief author w...um, an electrocardiogram and an exercise stress test as initial screens for lqts and CPVT. If evidence of heart problems is found, family members nee...

Factors Associated With Increased Risk of Cardiac Arrest For Adolescents

...ed risk-stratification approach might serve as a useful guide for prophylactic treatment decisions to reduce the risk of sudden death in patients with lqts during the high-risk teenage years,” the authors write. Source-Newswise SR ...

A New Option for Patients Suffering From QT Syndrome

...comes from // an elongated QT interval on an electrocardiogram. People with lqts are prone to develop an extremely rapid heart rhythm, often brought on by e...me. Beta-blockers can also slow the heartbeat and prevent arrhythmias in lqts patients. However, about a fourth of patients continue to experience sympto...
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