He has a history of arm trouble, having missed all of the 1995 season because of reconstructive surgery to repair a torn medial collateral ligament in his right elbow. (si.com)
His comeback was temporarily thwarted in March»94 when he tore medial collateral ligaments in his right knee. (si.com)
Roethlisberger suffered a sprained medial collateral ligament (MCL) of his left knee four weeks ago. (sbnation.com)