celosomia

[sē′lō-sōmē-ə]
n.
  1. A congenital protrusion of the abdomen or thorax, usually accompanied by defects of the sternum and ribs as well as of the abdominal walls.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.