Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
map-dot dystrophyOphthalmology Bilateral, symmetric intraepithelial, grayish cystic corneal opacities, thought to be aggregates of basement membrane material which wax and wane; the opacities have no pathologic significance, but impart a foreign-body sensation
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.