Carpal fractures: Difference between revisions
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== Background == | == Background == | ||
*Scaphoid fractures account for 70% of all carpal fractures | *Scaphoid fractures account for 70% of all carpal fractures | ||
*Ulnar nerve damage associated with fractures of hamate or pisiform | *Ulnar nerve damage associated with fractures of hamate or pisiform | ||
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== Imaging == | == Imaging == | ||
*Evaluate Zone of Vulnerability | *Evaluate Zone of Vulnerability | ||
[[File:Carpal bones.png|thumb|Carpal bones]] | |||
[[Image:Wrist xr ap.jpg|thumb|AP view]] | |||
[[Image:Wrist_-_Lateral.jpg|thumb|Lateral view]] | |||
[[File:Zone_of_Vulnerability.jpg|thumb|Zone of Vulnerability]] | [[File:Zone_of_Vulnerability.jpg|thumb|Zone of Vulnerability]] | ||
Revision as of 12:19, 18 November 2014
Background
- Scaphoid fractures account for 70% of all carpal fractures
- Ulnar nerve damage associated with fractures of hamate or pisiform
- 50% of pisiform fx associated with injury to distal radius or other carpal bone
- If bone fragment seen posterior to carpus on lateral, very likely triquetrum fx
Fracture Types
Carpal fractures
- Scaphoid fracture
- Lunate fracture
- Triquetrum fracture
- Pisiform fracture
- Trapezium fracture
- Trapezoid fracture
- Capitate fracture
- Hamate fracture
Imaging
- Evaluate Zone of Vulnerability
Source
- UpToDate
- Accident & Emergency Radiology
- Tintinalli