Quincke’s Pulse

Pulsation of nail beds.
Card Tutorial

Patient 2

This is a young man with a history of a congenital quadricuspid aortic valve and 16 years earlier had undergone a Ross procedure
(during which the aortic valve was replaced by a pulmonary autograft and the pulmonary valve was replaced by a pulmonary homograft), who developed endocarditis of the pulmonary autograft.

Video courtesy of NEJM: “Quincke’s Pulse”