6 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... , T1 (median) Reflexes ... aracteristic "claw hand ... nerve in the radial ... spared in this injury
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
onto outstretched hand ... anterior interosseous nerve ... ), ligamentous injury ... #Orthopedics #Sports ... #MSK
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Nerve Palsy on ... Examination Left hand ... #Nerve #Palsy # ... #orthopedics #msk ... #sports #neurology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Nerve Palsy ... nerve palsy, testing ... #Nerve #Palsy # ... clinical #video ... #sports #hand
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
shaft with radial ... Exam: swollen elbow ... posterior interosseous nerve ... syndrome, ligamentous injury ... Orthopedics #Proximal #MSK
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
normally elicits elbow ... wrist extension and ... #neurology #clinical ... #orthopedics #msk ... #sports #IRR #Radial