Unicuspid aortic valves are no bicuspid aortic valves-It's time to retire the Sievers-classification

Affiliations

• ¹ Division of Cardiovascular & Thoracic Surgery, Department of Surgery, Queen's Heart Institute, John A. Burns School of Medicine, University of Hawaii, Honolulu, Hawaii, USA.
• ² Department of Cardiovascular & Thoracic Surgery, Cliniques Universitaires Saint-Luc, Université Catholique de Louvain (UCL), Brussels, Belgium.
• ³ Division of Pediatric Cardiovascular Surgery, Department of Surgery, Maria Fareri Children's Hospital, Westchester Medical Center, New York Medical College, Valhalla, New York, USA.