a disorder based on congenital maldevelopment of organs derived from the ectoderm.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
A disorder of any organ or tissue developed from the ectoderm.
Farlex Partner Medical Dictionary © Farlex 2012