Fetus with Repair of MMC (IMAGE) Children's Hospital of Philadelphia Caption Fetus after surgical repair: Fetal surgery repairs the defect, returning the spinal tissue to its proper place and covering the opening in the fetus' back. The hindbrain herniation gradually reverses after repair, and the brainstem returns to ist normal position. Credit The Children's Hospital of Philadelphia Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.