Bradycardia-dependent long QT syndrome, sudden death and late potentials
نویسندگان
چکیده
منابع مشابه
Bradycardia-dependent long QT syndrome, sudden death and late potentials.
The report by Tobe et al. (1) in this issue of the Journal about late potentials in patients with familial long QT syndrome offers a suggestion that the signal-averaged electrocardiogram (ECG) may be a useful diagnostic tool in the detection and risk stratification of patients with QT prolongation. The association between long QT syndrome and late potentials, a marker of structural substrate fo...
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In approximately 5 percent of sudden cardiac deaths, no demonstrable anatomic abnormality is found. Some cases are caused by sudden arrhythmia death syndrome. A prolonged QT interval is a common thread among the various entities associated with sudden arrhythmia death syndrome. A number of drugs are known to cause QT prolongation (e.g., terfenadine), as are hypokalemia, hypomagnesemia, myocardi...
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The report by Vermeer and colleagues 1 that vitamin K may be important in the causation of metabolic bone disease is interesting, but there is an alternative hypothesis that could also explain some of the apparently vitamin K mediated bone eVects. Vitamin B-6 is an essential cofactor for the enzyme ornithine decarboxylase which is the rate limiting enzyme in the formation of putrescine which re...
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Mailing Address: André Schmidt • Avenida dos Bandeirantes n 3900 Bairro Campus Universitario Monte Alegre Postal Code 14048-900 Ribeirão Preto, São Paulo, SP Brazil E-mail: [email protected], [email protected] Manuscript received May 23, 2013; revised manuscript July 03, 2013; accepted December 17, 2013.
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ژورنال
عنوان ژورنال: Journal of the American College of Cardiology
سال: 1992
ISSN: 0735-1097
DOI: 10.1016/s0735-1097(10)80270-0