6 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... outstretched hand • Exam ... box, pain with wrist ... • ED Management ... Orthopedics #Sports #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Posterior Elbow ... outstretched hand • Exam ... ), ligamentous injury ... #Dislocation #Posterior ... Orthopedics #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
outstretched hand • Exam ... , median nerve injury ... • ED Management ... #Wrist #Carpal ... Orthopedics #Sports #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
pads (anterior & posterior ... outstretched hand • Exam ... , elbow dislocation ... fracture • ED Management ... #Orthopedics #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... spared in this injury ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... Myotomes #diagnosis #neurology
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
with radial head dislocation ... outstretched hand • Exam ... : swollen elbow ... syndrome, ligamentous injury ... Orthopedics #Proximal #MSK