Musculoskeletal problems of the wrist and hand anatomy: Difference between revisions

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Image:Gray335.jpg|Ligaments of wrist. Posterior view.
Image:Gray335.jpg|Ligaments of wrist. Posterior view.
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=== Bones ===
* '''Distal [[Radius]]''' 
*:* Styloid process adds medial stability
* '''Distal [[Ulna]]'''
*:* [[Styloid process]] adds lateral stability
* '''Proximal Carpal Row'''
*:* [[Scaphoid]] ([[navicular]]), lunate, triquetrum, [[pisiform]]
*:* [[Scaphoid]] provides stabilizing articulation between proximal and distal carpals
* '''Distal Carpal Row'''
*:* [[Trapezium]], [[trapezoid]], [[capitate]], [[hamate]]
*:* Articulate with metacarpals
* '''Joint Capsules'''
*:* Seven non-communicating compartments of the [[wrist]]
*:* Negative findings in one compartment do not rule out pathology in another
=== Tendons ===
* '''Flexor Tendons'''
*:* Majority traverse palmar surface via carpal tunnel
*:* Lie between carpal bones dorsally and flexor retinaculum ventrally
* '''Extensor Tendons'''
*:* Cross the wrist covered by fascia along the dorsal surface
* '''Insertions'''
*:* Major wrist flexors/extensors insert at base of metacarpals, not onto carpal bones
== References ==
== References ==
{{Reflist}}
{{Reflist}}

Revision as of 19:56, 14 May 2013

Musculoskeletal problems of the wrist and hand Microchapters

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Anatomy

Bones

  • Distal Radius
    • Styloid process adds medial stability
  • Distal Ulna
  • Proximal Carpal Row
  • Distal Carpal Row
  • Joint Capsules
    • Seven non-communicating compartments of the wrist
    • Negative findings in one compartment do not rule out pathology in another

Tendons

  • Flexor Tendons
    • Majority traverse palmar surface via carpal tunnel
    • Lie between carpal bones dorsally and flexor retinaculum ventrally
  • Extensor Tendons
    • Cross the wrist covered by fascia along the dorsal surface
  • Insertions
    • Major wrist flexors/extensors insert at base of metacarpals, not onto carpal bones

References

Template:WikiDoc Sources