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aganglionosis in Medicine

aganglionosis

(ā-găng′glē-ə-nōsĭs)
n.
  1. Absence of ganglion cells.
  2. Congenital absence of the myenteric plexus ganglion cells.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.