12 results
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
lateral epicondyle > radial ... + radial head fracture ... #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Sports #MSK
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 ... #RadialHead #Radius ... #Radiology #XRay
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 ... , triquetrum), radial ... Wrist #Carpal #Radiology ... Orthopedics #Sports #MSK
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
ulnar shaft with radial ... and missing the radial ... Exam: swollen elbow ... Forearm #Ulnar #Radiology ... Orthopedics #Proximal #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
injuries: distal radius ... • ED Management ... Scaphoid #Carpal #Radiology ... XRay #Diagnosis #Management ... Orthopedics #Sports #MSK
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
BENNETT FRACTURE 
Bennett fracture is an intraarticular two-part fracture of the ulnar side of the base
base of the first metacarpal ... base of the first metacarpal ... whereas the longer radial ... #Radiology #XRay ... #Orthopedics #MSK
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
Tapping the radial ... normally elicits elbow ... extension and wrist radial ... as the inverted radial ... #sports #IRR #Radial
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
ligaments (prevent radial ... tendon) • ED Management ... #IPJoint #Radiology ... XRay #Diagnosis #Management ... #Orthopedics #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
capitellum (age 1), radial ... syndrome • ED Management ... #Humerus #Radiology ... XRay #Diagnosis #Management ... #Orthopedics #MSK