14 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Scapholunate Dissociation ... diagnosis scapholunate dissociation ... box, pain with wrist ... 1 week MH/CCF ... #TerryThomas #Wrist
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Perilunate Dislocation ... On lateral wrist ... , pain with wrist ... repair MH/CCF ... #Wrist #Carpal
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Posterior Elbow ... Dislocation The ... common major joint dislocation ... recommendations MH/CCF ... #Dislocation #Posterior
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
the most common elbow ... commonly missed elbow ... • Most common elbow ... dislocation, scaphoid ... recommendations MH/CCF
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
: Scapholunate dissociation ... , perilunate dislocation ... associated scapholunate dissociation ... x-rays MH/CCF ... Scaphoid #Fracture #Wrist
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... injuries: Perilunate dislocation ... 1 week MH/CCF ... Triquetrum #Fracture #Wrist
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Pronation - C7, C8 Wrist ... Horner Syndrome Wrist ... Anterior Shoulder Dislocation
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
with radial head dislocation ... the radial head dislocation ... Exam: swollen elbow ... repair MH/CCF
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
joints (shoulders, wrists ... , elbows) • Underlying ... knees, fingers, wrist ... , elbow • Nocturnal ... Gout #Comparison #rheumatology
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
thickening, distal to elbows ... /wrists and knees ... Scleroderma #SSc #rheumatology