Provocative Tests for Stability in MCL Injuries

In AIN syndrome there will be a positive okay sign which tests the FDP and FPL. There will also be pronator quadratus weakness. This is demonstrated with the weak-resistant pronation with the elbow maximally flexed. Make sure to evaluate sensation from the medial anti-brakeal cutaneous nerve, lateral anti-braKEal Cutaneous nerve, anterior aspect of the elbow,. Also evaluate the radial artery and the owner artery. One may also perform a moving valgus stress test.