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 6 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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Newborn screening study aims to catch rare diseases at birth
Diagnosis OngoingThis study offers voluntary screening for newborns in North Carolina to detect a wide range of rare health conditions early. Using a small blood sample already collected at birth, the program tests for dozens of disorders, including spinal muscular atrophy, cystic fibrosis, and m…
Sponsor: RTI International • Aim: Diagnosis
Last updated Jul 03, 2026 00:00 UTC
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Watching embryos grow: a new way to pick the best for IVF?
Knowledge-focused By invitation onlyThis study watches embryos grow using time-lapse cameras and compares their development to genetic test results. Researchers hope to find visual clues that indicate a healthy embryo. 2000 IVF patients are taking part. If a link is found, it could lead to a less invasive way to ch…
Sponsor: Gattaca Genomics • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:00 UTC
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Do heart meds cause low blood sugar in kids? new study investigates
Knowledge-focused By invitation onlyThis observational study looks at how often low blood sugar (hypoglycemia) occurs in children under 7 with Long QT syndrome who take the beta-blocker propranolol. Researchers will use a continuous glucose monitor for 10 days during healthy times and during an infection. They will…
Sponsor: Helsinki University Central Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:57 UTC