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  • General
    • The word Lunate is derived from the Latin word Luna meaning crescent-shaped or moon.[1]
    • Situated in the center of the proximal row of the Carpus.
    • Located between the Scaphoid and Triquetrum.
  • Anatomic Description
    • The superior surface is convex and smooth that articulates with the Radius.
    • The inferior surface is deeply concave articulating with the head of the Capitate and the Hamate.
    • The lateral surface has a narrow, semilunar facet for articulation with the Scaphoid.
    • The medial surface has a smooth facet, for articulation with the Cuneiform.[2]


  • Function
    • Provide osseous structure to the wrist
    • Involved in movement of the wrist
  • Articular
  • Ligament Attachments
    • Scapholunate Ligament
    • Luno-triquetral Ligament
    • Radio-luno-triquetral Ligament
    • Radio-scapho-lunate Ligament
    • Ulno-lunate ligaments

Vascular supply

  • Branches from the dorsal radiocarpal arch and dorsal intercarpal arch.

Clinical Significance

See Also


  1. Gray H. Anatomy of the Human Body. Twentieth edition. Philadelphia: Lea & Febiger; 1918 Available from: https://www.bartleby.com/107/54.html
  2. Doyle JR, Botte MJ. Surgical Anatomy of the Hand and Upper Extremity. Lippincott Williams & Wilkins. (2003) ISBN:0397517254
Created by:
Alaa Khader on 18 January 2022 19:54:38
Last edited:
18 January 2022 23:42:55