Pectus excavatum is a condition in which the "breast bone" (sternum) appears sunken and the chest concave. It is sometimes called "funnel chest". The majority of these cases are not associated with any other condition (isolated findings). However, some syndromes include pectus excavatum.
Update Date: 1/29/2013
John A. Daller, MD, PhD, Department of Surgery, Crozer-Chester Medical Center, Chester, PA. Review provided by VeriMed Healthcare Network. Also reviewed by A.D.A.M. Health Solutions, Ebix, Inc., Editorial Team: David Zieve, MD, MHA, Stephanie Slon, and Nissi Wang.