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Distal Radioulnar Joint

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Description

The components of the distal radioulnar joint[1]

General

  • Synovial joint between the distal ends of the radius and ulna
  • Allows for movement in supination and pronation
    • Rotatory movements by which the forearm and hand rotate around the long axis of the forearm
  • Separate from the radiocarpal joint
  • Extensor Digiti Minimi is superficial to the DRUJ
    • Acts as an important landmark

Ligaments


Actions

  • Pronation and Supination

Vascular Supply

  • Anterior interosseous, posterior interosseous and ulnar arteries

Innervation

  • Anterior Interosseous Nerve
  • Posterior Interosseous Nerve

Clinical Significance


See Also


References

  1. Malanga, Gerard, and Kenneth Mautner. Atlas of ultrasound-guided musculoskeletal injections. McGraw-Hill, 2014.
Created by:
John Kiel on 11 December 2023 03:11:50
Authors:
Last edited:
11 December 2023 03:27:46
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