congenital valve

congenital valve definition - medical

congenital valve

noun
An abnormal fold in a lining membrane that obstructs a passage, as of mucous membrane in the urethra.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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