26 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Wrist drop - Occurs ... nerve in the radial ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... roots via the posterior ... When clinically ... involve a wrist drop ... #diagnosis #neurology
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
the LOAF of the median ... trunk and the medial ... When clinically ... #Anatomy #diagnosis ... #neurology #orthopedics
Posterior Reversible Encephalopathy Syndrome (PRES) - Diagnosis
Clinical Features:
 • Altered mental status (Either lethargy, confusion, or
Posterior Reversible ... Encephalopathy Syndrome ... Clinical Features ... : • Altered mental ... #Diagnosis #Neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Medical Emergency ... Neuropathy - Foot drop ... damage to peroneal nerve ... #neurology #sensory
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
: Neuropraxia (posterior ... interosseous nerve ... ), compartment syndrome ... long arm (with ... Radiology #XRay #Diagnosis
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
PRES) Overview Clinico-Radiological ... brain PRES Clinical ... may precede the neurologic ... PRES-Associated Clinical ... #neurology
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
capitellum (age 1), radial ... anterior interosseous nerve ... ), compartment syndrome ... long arm • Ortho ... Radiology #XRay #Diagnosis
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
- Differential Diagnosis ... Algorithm Clinical ... • Neurologic ... depress when looking medially ... #Algorithm #Causes
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Clinical ... Can begin in arms ... Absent Reflexes: Arms ... Guillain-Barre Diagnosis ... #treatment #neurology