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
10 clinical trials for this condition and its sub-types.
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Broader categories
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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 ENROLLING_BY_INVITATIONThis 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 ENROLLING_BY_INVITATIONThis 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…
Phase: NA • Sponsor: Helsinki University Central Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:57 UTC