Musculoskeletal problems of the wrist and hand anatomy: Difference between revisions
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{{Musculoskeletal problems of the wrist and hand}} | {{Musculoskeletal problems of the wrist and hand}} | ||
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Image:Gray335.jpg|Ligaments of wrist. Posterior view. | Image:Gray335.jpg|Ligaments of wrist. Posterior view. | ||
</gallery> | </gallery> | ||
=== 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 | |||
=== Nerves === | |||
* '''Median Nerve''' | |||
*:* Runs through carpal tunnel | |||
* '''Ulnar Nerve''' | |||
*:* Follows ulnar artery | |||
== References == | == References == | ||
{{Reflist}} | {{Reflist}} | ||
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[[Category:Disease]] | [[Category:Disease]] | ||
[[Category:Musculoskeletal Disease]] | [[Category:Musculoskeletal Disease]] | ||
[[Category:Needs overview]] | |||
[[Category:Needs | |||
Latest revision as of 22:49, 29 July 2020
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Musculoskeletal problems of the wrist and hand Microchapters |
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Differentiating Musculoskeletal problems of the wrist and hand from other Diseases |
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Diagnosis |
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Treatment |
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Case Studies |
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Musculoskeletal problems of the wrist and hand anatomy On the Web |
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American Roentgen Ray Society Images of Musculoskeletal problems of the wrist and hand anatomy |
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FDA on Musculoskeletal problems of the wrist and hand anatomy |
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CDC onMusculoskeletal problems of the wrist and hand anatomy |
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Musculoskeletal problems of the wrist and hand anatomy in the news |
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Blogs on Musculoskeletal problems of the wrist and hand anatomy |
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Directions to Hospitals Treating Musculoskeletal problems of the wrist and hand |
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Risk calculators and risk factors for Musculoskeletal problems of the wrist and hand anatomy |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
Anatomy
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Right Human Posterior Distal Radius, Ulna, Carpals
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Right Human Anterior Distal Radius, Ulna, Carpals
-
Carpus
-
Ligaments of wrist. Anterior view
-
Ligaments of wrist. Posterior view.
Bones
- Distal Radius
- Styloid process adds medial stability
- Distal Ulna
- Styloid process adds lateral stability
- 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
Nerves
- Median Nerve
- Runs through carpal tunnel
- Ulnar Nerve
- Follows ulnar artery