The Annals of Thoracic Surgery, Vol 49, 471-472, Copyright © 1990 by The Society of Thoracic Surgeons
Early manifestation of noncalcific aortic stenosis after porcine valve replacement
M Amidi, PF Ferson, MJ Labuda and MS Melhem
Department of Cardiology, Veterans Administration Medical Center, Pittsburgh, PA 15240.
Symptoms of noncalcific aortic stenosis developed in a 57-year-old man 3
months after implantation of a Carpentier-Edwards porcine heterograft. The
glutaraldehyde-processed bioprosthesis was removed 7 months after
implantation and replaced with a No. 3 Medtronic Hall valve.