[The inheritance of disorders of heart rhythm in 3 generations (a family history)].

The paper is concerned with the description of a family where father suffered from right bundle-branch block, his daughter--from Wolff-Parkinson-White syndrome (type B) with attacks of supraventricular paroxysmal tachycardia, one granddaughter--from Clerc-Lévy-Cristesco syndrome with attacks of sinus tachycardia, the two other granddaughters had a short P-R interval. Medicogenetic investigation revealed not only the inheritance of myocardial conduction changes of autosomal dominant type but also of syndromes characterizing primary dysplasia of connective tissue in 3 generations.