ligament

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Related to Collateral Ligaments: Lateral collateral ligament
See: chain, nexus
References in periodicals archive ?
Gamekeeper's thumb: Differentiation of non-displaced and displaced tears of the ulnar collateral ligament with MR imaging.
Minami and coworkers utilized cadavers and biplanar radiographs to demonstrate that the proper collateral ligament provided joint constraint in flexion and that the accessory collateral ligament imparted stability in extension.
Injury to the ulnar collateral ligament of the metacarpophalangeal joint of the thumb most often results from valgus load.
Ulnar collateral ligament injury of the metacarpophalangeal joint of the thumb may represent one of several different pathologic entities.
Diagnosis of an ulnar collateral ligament injury depends on an accurate patient history and a comprehensive physical examination.
For a patient with a suspected ulnar collateral ligament injury, physical examination should commence with observation of the thumb metacarpophalangeal joint for deformities, including apex ulnar deviation and palmar subluxation of the proximal phalanx.
Patients with acute injuries may demonstrate profound guarding; local anesthesia increases the accuracy of assessment of ulnar collateral ligament injuries, as the patient may comply more comfortably during the examination.
More recently, ancillary examinations have been reported to aid in the diagnosis of ulnar collateral ligament pathology.
Partial rupture of the ulnar collateral ligament warrants nonoperative management, as uneventful healing is the most likely outcome.
Treatment of a patient with an avulsion fracture associated with an ulnar collateral ligament injury is a source of controversy in the literature.
An acceptable surgical result depends on restoration of normal ulnar collateral ligament orientation.
When primary repair of the ulnar collateral ligament is indicated, the location and nature of ligament pathology may influence the surgical technique used.