First-trimester prenatal sonographic findings associated with OEIS (omphalocele-exstrophy-imperforate anus-spinal defects) complex: a case and review of the literature.

摘要

First-trimester sonographic findings associated with omphalocele-exstrophy-imperforate anus-spinal defects (OEIS) complex and review of the literature regarding this rare congenital anomaly are presented.