Dictionary.com
definitions
  • synonyms

medullary sponge kidney

n.
  1. A cystic disease of the renal pyramids characterized by calculus formation and hematuria but usually not with renal failure.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.