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Sclerosis of the pulmonary arteries in chronic cor pulmonale, caused by primary pulmonary arteriosclerosis or primary pulmonary hypertension. It is associated with severe cyanosis. Also called cardiopathia nigra.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.