thoracogastroschisis

noun

tho·​ra·​co·​gas·​tros·​chi·​sis ˌthō-rə-ˌkō-gas-ˈträs-kə-səs 

plural thoracogastroschises -ˌsēz  or thoracogastroschisises

: a congenital developmental defect in which the body wall fails to close properly along the midline of the front of the thorax and abdomen allowing protrusion of the viscera