| Examination signs | Diagnosis | Confirmation |
| Tenderness of the lateral epicondyle* | #1 - Lateral epicondylitis | Local anesthetic block at the lateral epicondyle (optional) |
| Pain reproduced by resisted wrist extension | ||
| Pain reproduced by resisted radial deviation of the wrist | ||
| Diminished grip strength | ||
| Tenderness of the medial epicondyle* | #2 - Medial epicondylitis | Local anesthetic block at the medial epicondyle (optional) |
| Pain reproduced by resisted wrist flexion | ||
| Pain reproduced by resisted ulnar deviation of the wrist | ||
| Diminished grip strength | ||
| Cystic swelling or thickening over the olecranon process* | Olecranon bursitis | Aspiration of the bursa for cell count, gram stain, and crystal analysis |
| Normal range of motion | ||
| Loss of full elbow extension* | Radiohumeral arthritis | Aspiration of the joint from the lateral approach |
| Lateral bulge sign half way between the lateral epicondyle and the olecranon process | ||
| Loss of full flexion | ||
| Loss of supination or pronation | ||
| Pain "through" the elbow, extending distally* | Referred pain from the neck or shoulder | Screening neck and shoulder examination |
| Normal elbow range of motion | ||
| No local epicondylar tenderness | ||
| No olecranon swelling |
