Population
2 unrelated families with a total membership of 82 in South Africa with hereditary prolongation of QT…
Design
Case_series
Authors
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May inform family screening for unexplained syncope with QT prolongation; hypothesis-generating pending larger pedigree confirmation.
This study identifies an autosomal dominant inheritance pattern with variable penetrance for a hereditary long QT syndrome without congenital deafness.
Gale et al. (1970) studied this question.
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