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  • General
    • A part of the distal carpal row and has a characteristic hook on its palmar surface.[1]
    • Resting on the fourth and fifth metacarpal bones.
  • Anatomic Description
    • The superior surface is narrow, convex and articulates with the Lunate.
    • The inferior surface is concave and articulates with the fourth and fifth metacarpal bones.
    • The dorsal surface is triangular and rough for ligamentous attachment.
    • The medial surface articulates with the Cuneiform bone.
    • The lateral surface articulates with the Capitate.


  • Articulations
    • Lunate articulates with proximal margin.
    • The fourth and fifth metacarpals articulate with the base distally.
    • Triquetrum articulates with medial surface.
    • Capitate articulates with lateral surface.
    • Hook of the Hamate is distal and radial in relation to the Pisiform.
  • Ligament Attachments
    • Transverse carpal ligament
    • Piso-hamate ligament
    • Triquetro-hamate ligament
    • Capito-hamate ligament

Vascular Supply

Clinical Significance

See Also


  1. Last's Anatomy. Churchill Livingstone. (2011) ISBN:0702033952
Created by:
Alaa Khader on 23 January 2022 15:53:10
Last edited:
24 January 2022 06:02:44