- Patient education including: CDH description, prenatal and neonatal development, general expected outcomes and management options Once evaluation confirms eligibility, the family will be offered enrollment. Informed consent will be obtained prior to any study related procedures Research Procedures No study procedures will be performed prior to obtaining voluntary informed consent. The social worker designated for the Center for Fetal Therapy has experience in accompanying the care of patients with a wide range of fetal anomalies. The social worker will serve as the patient advocate in this study.