1 Assistant Director of Pediatric Services, Maimonides Medical Center, 4802 Tenth Avenue, Brooklyn, New York 11219
In the article by Hougen et a!.,1 pulmonary insufficiency was described as a previously unreported complication. It was, in fact. reported by us in Chest (59:344, 1971). Of further hemodynamic interest in our case was the finding of tricuspid stenosis resulting from the catheter.