1. It is distinct from the related deformity pectus excavatum . 2. It's called pectus excavatum or " funnel chest ." 3. Many Pectus Excavatum patients exhibit psychological symptoms associated with the cosmetic appearance of their disorder. 4. Pectus excavatum is differentiated from other disorders by a series of elimination of signs and symptoms.5. It is also associated with growth retardation, megaloblastic anemia, pectus excavatum , scoliosis, vomiting, diarrhea, and hepatosplenomegaly. 6. Pectus excavatum also occurs in about 1 % of persons diagnosed with celiac disease for unknown reasons.7. Kyphoscoliosis is excluded by diagnostic imaging of the spine, where in pectus excavatum the spine usually appears normal in structure. 8. Many children with spinal muscular atrophy develop pectus excavatum due to the diaphragmatic breathing that is common with the disease. 9. Pectus carinatum is rarer than pectus excavatum , another pectus disorder, occurring in only about 20 % of people with pectus deformities. 10. "' Pectus excavatum "'is a congenital deformity of the anterior thoracic wall in which the sternum and rib cage grow abnormally.