relaxation or incompetence of the sphincter action of the cardiac opening of the stomach.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
Achalasia of the cardia.
Farlex Partner Medical Dictionary © Farlex 2012
1. Achalasia of the cardia.
2. Relaxation orincompetence of the cardiac orifice of the stomach.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012