Task: Translation
Input (Spanish): Dentro de las anomalías congénitas de la pared abdominal están el onfalocele y la gastrosquisis. Ambas entidades son defectos de la pared. ¿En qué se diferencian?
Output (English): Within the congenital anomalies of the abdominal wall are the omphalocele and gastroschisis. Both entities are defects of the wall. What is the difference between them?