Aprindine in the treatment of the idiopathic QT interval prolongation syndrome.

taut stream throughout diastole, sometimes actually increasing the diastolic murmur in later diastole. Despite the intensity of the murmur of catheter-induced pulmonic valve rupture in our patient, he appeared to suffer no immediate untoward effects. Similar benign consequences of pulmonic valve regurgitation have been reported by In addition, one of the two other reported patients with catheter-induced puimonary valve rupture survived and apparently is doing well.2 The mechanism by which the pulmonic valve cusp in our patient was torn by the catheter is unclear. There is no evidence that the tear was produced at the