a murmur, usually of mitral regurgitation, of very high pitch resembling the cooing of a pigeon or a dove.
Farlex Partner Medical Dictionary © Farlex 2012
cooing murmurMusical murmur Cardiology A pure frequency murmur/heart sound with a tonal quality most commonly heard in elderly Pts with calcified aortic stenosis and heard primarily over the apex
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.