11 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... Pain: • Fracture ... #diagnosis #lower ... #extremity #msk
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
onto outstretched hand ... dorsum of the hand ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
ulnar shaft with ... Peak age 4-10 • Ulna ... posterior interosseous nerve ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... bilateral leg paresis ... damage to peroneal nerve ... such as fibular fracture ... Dermatomes #Myotomes #diagnosis
Boxer's Fracture - ED Management
Be sure to assess for wounds in patients with fractures of the
hematoma block or ulnar ... nerve block), immobilize ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis ... #Management #Hand
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
onto outstretched hand ... anterior interosseous nerve ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
onto outstretched hand ... , median nerve injury ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
injuries: Axillary nerve ... greater tuberosity fracture ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
paralysis of all extremity ... • Weakness: Starts ... in legs and ascends ... Reflexes: Arms or legs ... Guillain-Barre 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 ... constipation Differential ... Diagnosis: • ... distinguishing feature ... #diagnosis #causes