Scan of Right Hip (image) University of Warwick Share Print E-Mail Caption This is a computerized tomography (CT) scan of right hip. The arrow shows the area of ball that is more egg shaped. As the hip moves this rubs unevenly on the socket damaging the cartilage, causing pain. Credit University of Warwick Usage Restrictions None Share Print E-Mail 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.