Long-standing bidirectional tachycardia in a patient with hypokalemic periodic paralysis

K Fukuda, S Ogawa, H Yokozuka, S Handa… - Journal of …, 1988 - Elsevier
Bidirectional tachycardia is an uncommon arrhythmia that usually occurs in aged persons
with severe myocardial disease or digitalis intoxication, and carries a poor prognosis. This is
a report of a young woman with familial hypokalemic periodic paralysis, who has a 13-year
history of asymptomatic bidirectional tachycardia in the absence of organic heart disease or
digitalis intoxication. Association of periodic paralysis and bidirectional tachycardia in this
case and four previously reported cases suggests a strong relationship between this …