11 results
Carpal Tunnel Syndrome 
Compression of median nerve 
Risk Factors 
 • Obesity 
 • Female gender
Carpal Tunnel Syndrome ... Compression of median nerve ... decompression #CarpalTunnel ... #Syndrome #Diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Pronation - C7, C8 Wrist ... Wrist drop - Occurs ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis
Carpal Tunnel Syndrome - Diagnostics and Likelihood Ratios

The rational clinical examination. Does this patient have 
carpal
Carpal Tunnel Syndrome ... - Diagnostics and ... Likelihood Ratios The rational ... patient have carpal ... #CarpalTunnel #
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
associated injuries: Carpal ... fracture, median nerve ... injury • ED Management ... #Carpal #Radiology ... #XRay #Diagnosis
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... • Sciatica • Tarsal ... cyanosis - Cool extremity ... #differential #diagnosis ... #lower #extremity
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... • Cauda Equina Syndrome ... damage to peroneal nerve ... Narrowing of spinal canal ... Dermatomes #Myotomes #diagnosis
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... fracture, median nerve ... injury, acute carpal ... tunnel syndrome ... 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 ... Differential Diagnosis ... or absent lower extremity ... in the perianal region ... #differential #diagnosis
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
paralysis of all extremity ... 30%) • Facial Nerve ... • Pain: Due to nerve ... Guillain-Barre Diagnosis ... #diagnosis #management
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
segment: Upper extremity ... , lower extremity ... and/or bulbar region ... activity between nerve ... #management