Congenital Deaf-Mutism, Prolonged QT Interval, Syncopal Attacks and Sudden Death

THE case reported below represents a new and very distinct clinical entity. The young patient was observed by us for some years. It was hoped that a similar combination of clinical findings might be met with before these extraordinary features were regarded as more than coincidental. Now that a family in which 4 members manifested these same unusual features has recently been reported,1 it seems appropriate to record this experience.This boy showed the essential peculiarities that identify the condition — that is, congenital deaf-mutism, attacks of unconsciousness, peculiar electrocardiograms consisting of marked prolongation of the QT interval, with large . . .