Surgery The diagnostic feature of congenital diaphragmatic hernia on prenatal ultrasonography is: A A cyst behind the left atrium B Mediastinal shift with normal hea axis C Peristalsis in the thoracic cavity D Abnormal large abdominal circumference 💡 Explanation The diagnostic feature of congenital diaphragmatic hernia on prenatal ultrasonography is: ✓ Correct Answer: C. Peristalsis in the thoracic cavity