MRI Hand and Wrist anatomy link

A nice PDF link to an old radiographics article diagraming MRI hand and wrist anatomy in a concise fashion: http://radiographics.rsna.org/content/8/6/1171.full.pdf

Acroosteolysis

• Scleroderma
• Thermal Injury – frost bite, burn, epiphysis most sensitive in child
• Hadju-Cheney – look for wormian bones
• Hyperparathyroidism
• Snake Bite

Gamekeeper’s thumb

• avulsion on the ulnar aspect of the first MCP
• torn ulnar collateral ligament
• requires ortho consult, internal fixation

Mallet finger fracture

• baseball finger
• avulsion at base of distal phalynx

Bennett’s Fracture

• intra-articular, dislocation fracture at base of the first metacarpal/thumb, into CMC joint
• unstable; requires internal fixation, rec ortho consult
• fragment is being pulled by APL
• Rolando’s fracture = comminuted Bennett’s Fracture

Hand Plain Film Dictation

Indication: [x]
Technique: 3 views of the [x] hand (PA, lateral, and oblique views).
Comparison: [x]
Findings: No fracture or dislocation is identified. No significant soft tissue swelling is seen.
Impression: No osseous or articular abnormalities of the [x] hand.