Long QT syndrome 3
MONDO:0011377An autosomal dominant condition caused by mutation(s) in the SCN5A gene, encoding sodium channel protein type 5 subunit alpha. It is characterized by a prolonged QT interval that may result in torsade de pointes, ventricular fibrillation and/or sudden cardiac death.
Also known as: LQT3, SCN5A long QT syndrome, long QT syndrome 3, long QT syndrome caused by mutation in SCN5A, long QT syndrome type 3, long QT syndrome 2/3, digenic, long QT syndrome 3, acquired, susceptibility to, long QT syndrome 3/6, digenic
35 clinical trials for this condition and its sub-types, 6 tagged with Long QT syndrome 3 itself.
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Massive heart study aims to sharpen diagnosis and cut needless hospital stays
Knowledge-focused Not yet recruitingThis study follows 25,000 people referred to a specialized heart clinic with symptoms like chest pain or shortness of breath. Researchers will track which heart conditions are actually diagnosed and how patients are evaluated. The goal is to improve diagnostic accuracy and unders…
Sponsor: Assistance Publique - Hôpitaux de Paris • Aim: Knowledge-focused
Last updated Jul 02, 2026 00:00 UTC
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IVF egg hunt: does flushing follicles boost harvest?
Knowledge-focused Not yet recruitingThis study tests whether rinsing (flushing) ovarian follicles during egg retrieval can increase the number of mature eggs collected for IVF. In 75 women undergoing IVF, one ovary will be flushed and the other will not, and the egg yields will be compared. The goal is to see if th…
Sponsor: Aristotle University Of Thessaloniki • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:10 UTC
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Could heart and muscle disorders share a genetic cause?
Knowledge-focused Not yet recruitingThis study looks at whether people with certain heart rhythm disorders also carry genetic variants linked to a rare muscle condition called non-dystrophic myotonia. Researchers will review medical records of 570 participants and invite some for a neurological exam and electromyog…
Sponsor: Universitair Ziekenhuis Brussel • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:00 UTC