Tennis elbow is characterized by ?
Tenderness over the medial epicondyle
Tendinits of common extensor origin
Tendinitis of common flexor origin
Painful flexion and extension
Ans. is 'b' i.e., Tendinits of common extensor origin Tennis elbow is extraaicular affection characterized by pain and acute tenderness at the origin of the extensor muscles of the forearm from the lateral epicondyle. It is believed to be caused by strain of the forearm extensor muscles, paicularly the extensor carpi radialisbrevis, at the point of their origin from lateral epicondyle.