Synonyms: lateral epicondylitis (tennis elbow), medial epicondylitis (golfer's elbow)
Tennis elbow and golfer's elbow are considered to be overload tendon injuries, which occur after minor and often unrecognised trauma to the proximal insertion of the extensor (tennis elbow) or flexor (golfer's elbow) muscles of the forearm.
This is a companion discussion topic for the original article at https://patient.info/doctor/orthopaedics/tennis-elbow-and-golfers-elbow