NCIt definition : A rare combination of congenital abnormalities that includes omphalocele, cloacal
exstrophy, imperforate anus, and spine abnormalities.;
Alternative definition : NICHD: A spectrum of anomalies without common etiology that occurs during development
of the abdominal wall. Clinical features may include omphalocele, exstrophy of the
bladder and rectum, imperforate anus, and spinal defects. Genital and reproductive
anomalies may include bifid penis, clitoris, and/or uterus.;