Henry T. Lynch, M.D.; Anne J. Krush, M.S.; Syed Mohiuddin, M.D.
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Most reports on familial heart block note that the lesion was usually manifested completely at birth and was generally restricted to siblings, although familial conduction defects in three (and possibly four) generations were reported by Gazes and associates in 1965.
A family in which several members in two generations have shown progressive atrioventricular conduction defect is reported. The proband was shown to have a first-degree AV block at age 34, which progressed to complete heart block at age 38. Right and left heart catheterization and coronary angiography showed no evidence of organic heart disease. Two siblings of the proband have
Lynch HT, Krush AJ, Mohiuddin S. Hereditary Progressive Atrioventricular Conduction Defect: A New Syndrome?. Ann Intern Med. 1972;76:866. doi: 10.7326/0003-4819-76-5-866_1
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Published: Ann Intern Med. 1972;76(5):866.
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Print ISSN: 0003-4819 | Online ISSN: 1539-3704
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