11 results
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Radial Nerve ... • Ulnar Nerve ... #differential # ... diagnosis #Neuropathy ... #anatomy #arm #
Guide for testing and documenting neurological function in kids with upper limb fractures 

Rock - Median
with upper limb fractures ... - Ulnar Nerve ... drsarahedwards #Diagnosis ... Mnemonic #Upper #Arm ... #Injury #Innervation
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
distal radial-ulnar ... with distal radial-ulnar ... Posterior long arm ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
onto outstretched hand ... posterior interosseous nerve ... Posterior long arm ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Abduction - C8-T1 (ulnar ... nerve in the radial ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Complications are ... dislocation, distal radius ... or ulna fractures ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anterior interosseous nerve ... dislocation + radial ... Posterior long arm ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
capitellum (age 1), radial ... onto outstretched hand ... anterior interosseous nerve ... Posterior long arm ... MH/CCF/CWRU EM
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
PIP joints are ... ligaments (prevent radial ... and ulnar displacernent ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... Diagnosis: • ... distinguishing feature ... MRI- Sagittal, axial ... #diagnosis #causes