7 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... box, pain with wrist ... extension • Possible ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis
Hip Dislocation - Posterior dislocation (90%): Typically presents with hip flexed and adducted; 5-15% of posterior
a femoral head fracture ... Anterior dislocation ... externally rotated #Dagnosis ... #EM #Ortho #Hip ... #Diagram #ALiEM
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
flexion and extension ... injuries: Perilunate dislocation ... MH/CCF/CWRU EM ... #Wrist #Carpal ... Radiology #XRay #Diagnosis
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
: Scapholunate dissociation ... , perilunate dislocation ... MH/CCF/CWRU EM ... #Wrist #Carpal ... Radiology #XRay #Diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... fracture (scaphoid ... MH/CCF/CWRU EM ... #Wrist #Carpal ... Radiology #XRay #Diagnosis
Supracondylar Extension Fracture Classification - Type I: Non-displaced. Type II: Displaced with intact posterior cortex. Type
Supracondylar Extension ... Fracture Classification ... displacement (both anterior ... #Diagnosis #EM # ... #ALiEM
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Carpal Tunnel Syndrome ... Anterior Shoulder ... Dislocation - May ... Dermatomes #Myotomes #diagnosis