10 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Scapholunate Dissociation ... Thomas" sign to diagnosis ... scapholunate dissociation ... injuries: distal radius ... TerryThomas #Wrist
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
with the distal radius ... with the distal radius ... Carpal fracture (scaphoid ... , triquetrum), radial ... Radiology #XRay #Diagnosis
Orthopedic Fracture Classification - Upper Limbs
Neer Classification of Proximal Humeral head Fractures:
 • 1-part
 • 2-part:
Distal third of radius ... fracture of the radius ... displacement of the wrist ... displacement of the wrist ... #Orthopedics #diagnosis
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
Distal Radius Fracture ... Distal radius ... variable gross wrist ... (TFCC injury, scapholunate ... Radiology #XRay #Diagnosis
Watson's Test for Scapholunate Instability

1) The examiner places a thumb over the scaphoid tubercle, applying dorsal
Watson's Test for Scapholunate ... thumb over the scaphoid ... pressure. 2) The wrist ... from ulnar to radial ... #Instability #wrist
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
RADIAL HEAD FRACTURE ... Radial head fractures ... non-displaced radial ... , scaphoid fracture ... #Radius #Fracture
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
associated injuries: Scapholunate ... dislocation • ... fracture, associated scapholunate ... #Fracture #Wrist ... Radiology #XRay #Diagnosis
Radial Head Fracture Classification - I: Minimally displaced fracture ≤2 mm. II: Fracture fragment displaced >2
Radial Head Fracture ... Associated elbow dislocation ... #Diagnosis #EM ... #Ortho #Radial # ... RadialHead #Fracture
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Extension C6, C7, C8 (radial ... Extension - C7, C8 (radial ... Extension - C7, C8 (radial ... damage to the radial ... nerve in the radial
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... injuries: Perilunate dislocation ... , distal radius ... Triquetrum #Fracture #Wrist ... Radiology #XRay #Diagnosis