Laparotomy Versus Percutaneous Endoscopic Correction of Myelomeningocele

Patients will receive fetoscopic repair of myelomeningocele. Patients with an anterior placenta will undergo the laparotomy with uterine exteriorization approach. Patients with a posterior placenta will undergo the percutaneous approach (or, if patient prefers, the laparotomy with uterine exteriorization approach).