7 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Scapholunate Dissociation ... box, pain with wrist ... injuries: distal radius ... fracture, scaphoid ... TerryThomas #Wrist
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
fractures that are ... associated injuries: Scapholunate ... dislocation • ... fracture, associated scapholunate ... #Fracture #Wrist
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
On lateral wrist ... with the distal radius ... with the distal radius ... Carpal fracture (scaphoid ... , triquetrum), radial
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 ... are the most common ... in adults and are ... injury, elbow dislocation ... , scaphoid fracture
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Horner Syndrome Wrist ... nerve in the radial ... Anterior Shoulder Dislocation ... sensory #motor #arm
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Complications are ... ulna, pain with wrist ... injuries: Perilunate dislocation ... , distal radius ... Triquetrum #Fracture #Wrist