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mitral insufficiency

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noun Pathology.
  1. abnormal closure of the mitral valve resulting in regurgitation of blood into the atrium and leading to reduced heart function or heart failure.

Origin of mitral insufficiency

First recorded in 1875–80
Also called mitral incompetence.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
mitral insufficiency in Medicine

mitral insufficiency

n.
  1. Incompetence of the mitral valve of the heart resulting in backflow of blood from the left ventricle to the left atrium.mitral regurgitation
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.