title: A simple first metacarpophalangeal stress test.
abstract: An anteroposterior view of the first metacarpophalangeal joint with patient-induced adduction and abduction stress is described. Radial and ulnar instabilities are illustrated. The importance of making a diagnosis of collateral ligament rupture is stressed.
mesh_terms: D005383:Finger Injuries; D006801:Humans; D008023:Ligaments, Articular / Q000293:injuries; D008662:Metacarpophalangeal Joint / Q000000981:diagnostic imaging / Q000293:injuries* / Q000503:physiopathology; D008722:Methods; D011859:Radiography; D013314:Stress, Mechanical