Radiology In a child with coarcation of aorta, all the following are seen in plain chest radiograph except: A Rib notching B Three sign C 'E' Sign or 'Reverse Three sign' D Prominent ascending aorta 💡 Explanation In a child with coarcation of aorta, all the following are seen in plain chest radiograph except: ✓ Correct Answer: C. 'E' Sign or 'Reverse Three sign'