15 results
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 ... injury, acute carpal ... #Radiology #XRay
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
articulate with the distal ... fracture, median nerve ... injury • ED ... #Carpal #Radiology ... Orthopedics #Sports #MSK
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
will be obvious; signs ... onto outstretched hand ... Posterior long arm ... #Radiology #XRay ... #Orthopedics #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... Complications are ... radius or ulna ... #Carpal #Radiology ... Orthopedics #Sports #MSK
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
, wrist and digital ... wrist and elbow ... nerve injury ... injury ... drop: ECRB and
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... onto outstretched hand ... radius fracture ... #Radiology #XRay ... Orthopedics #Sports #MSK
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
Nerve Injury ... Normal and abnormal ... OK signs are seen ... #OK #Sign #Abnormal ... #sports #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
drop - Occurs after ... nerve in the radial ... spared in this injury ... Carpal Tunnel Syndrome ... sensory #motor #arm
Positive Drop Arm Test on Shoulder Exam - Supraspinatus Injury

Starting from 90 degrees of passive shoulder
Positive Drop Arm ... A positive (abnormal ... #Drop #Arm #Test ... #Sign #Shoulder ... #msk #sports #orthopedics
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
are also the most ... anterior sail sign ... olecranon fracture, distal ... Fracture #Elbow #Radiology ... #Orthopedics #MSK