Familial long QT syndrome
MONDO:0019171A hereditary cardiac disease characterized by a prolongation of the QT interval at basal ECG and by a high risk of life-threatening arrhythmias.
Also known as: LQTS, Long QT Syndrome, Romano-Ward long QT syndrome, Romano-Ward syndrome, Ward-Romano syndrome, congenital long QT syndrome, familial long QT syndrome, hereditary long QT syndrome
11 clinical trials for this condition and its sub-types, 1 tagged with Familial long QT syndrome itself.
Follow this condition to get notified about new trialsWhere it sits in the disease tree
Browse by category →Sub-types of Familial long QT syndrome
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Long QT syndrome 3 5 trials
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Long QT syndrome 2 3 trials
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Jervell and Lange-Nielsen syndrome 2 trials
2 sub-types
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Timothy syndrome 1 trial
2 sub-types
- Timothy syndrome, classic type 0 trials · 1 incl. sub-types Sub-types →
- Timothy syndrome, atypical type 0 trials
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Long QT syndrome 1 1 trial
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Long QT syndrome 5 0 trials · 1 incl. sub-types
1 sub-type
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Andersen-Tawil syndrome 0 trials
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Long QT syndrome 10 0 trials
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Long QT syndrome 11 0 trials
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Long QT syndrome 12 0 trials
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Long QT syndrome 13 0 trials
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Long QT syndrome 14 0 trials
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Long QT syndrome 15 0 trials
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Long QT syndrome 16 0 trials
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Long QT syndrome 4 0 trials
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Long QT syndrome 6 0 trials
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Long QT syndrome 8 0 trials
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Long QT syndrome 9 0 trials
Most studied deeper sub-types
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New drug aims to tame dangerous heart rhythms in genetic disorder
Disease control Recruiting nowThis study tests whether the drug THRV-1268 can safely shorten the heart's electrical recovery time (QT interval) in people with Long QT Syndrome Type 2, a genetic condition that raises the risk of dangerous heart rhythms and sudden cardiac arrest. About 64 participants will take…
Phase 2/3 • Sponsor: Thryv Therapeutics, Inc. • Aim: Disease control
Last updated Jul 24, 2026 00:00 UTC
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Immune clues in the blood may predict IVF success
Knowledge-focused Recruiting nowThis study tracks immune-related substances in the blood of 40 women undergoing a frozen embryo transfer. Researchers want to see how these markers change before and after the transfer, and whether they relate to pregnancy success. The goal is to better understand the role of the…
Sponsor: ART Fertility Clinics LLC • Aim: Knowledge-focused
Last updated Jun 27, 2026 14:02 UTC
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Heart condition's hidden toll: new study asks patients about life quality
Knowledge-focused Recruiting nowThis study aims to understand how Long QT Syndrome types 2 and 3 affect the quality of life and daily burden of adults. Researchers will ask up to 200 participants to fill out questionnaires about their physical, emotional, and social well-being. No treatment is given; the goal i…
Sponsor: Thryv Therapeutics, Inc. • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:57 UTC