polymicrogyria(redirected from Pachygyria polymicrogyria)
a brain malformation marked by development of numerous microgyri.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
polymicrogyriaA malformation of the cerebral cortex in which the brain surface is irregular and characterised by an excessive number of small gyri with abnormal lamination.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.