Etymology: Gk, peros + soma, body
a fetus or individual whose body, especially the trunk, is severely malformed. Also called perocormus.
perosomusAn obsolete, nonspecific term for a foetus affected by a developmental malformation of the trunk.
perosomus(pē″rō-sō′mŭs) [Gr. peros, maimed, + soma, body]
An individual with a congenitally defective body.