4 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... nerve in the radial ... Anterior Shoulder ... Dislocation - May ... #arm #physicalexam
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
interosseous nerve ... reduction; Complex ... Posterior long arm ... #Radiology #XRay ... #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... , outstretched arm ... Shoulder Dislocation ... #Shoulder #Dislocation ... #symptoms #msk
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Exam: swollen elbow ... and forearm, limited ... Posterior long arm ... Ulnar #Radiology #XRay ... #MSK