11 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Pronation - C7, C8 Wrist ... aracteristic "claw hand ... " ± Horner Syndrome ... Myotomes #diagnosis #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... cases/100,000 per year ... paralysis of all extremity ... Paresthesias: Hands ... management #treatment #neurology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Ulnar Nerve Palsy ... #Ulnar #Nerve # ... Palsy #clinical ... #video #neurology ... #hand
Ulnar Compression Test - Ulnar Tunnel Syndrome

The ulnar compression test evaluates for ulnar tunnel syndrome.
Provide direct
Test - Ulnar Tunnel ... syndrome. ... #wrist #hand #PhysicalExam ... #clinical #video ... #sports #msk #orthopedics
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 ... cord infarct • HIV ... Tethered cord • Guillain-Barre ... • Provocative Tests ... diagnosis #causes #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... per 100,000 per year ... paralysis of all extremity ... sensitive tests ... diagnosis #management #neurology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
include a: • Neurologic ... tympanic membrane • Neurologic ... middle ear, and ... II ○ Susac’s syndrome ... zoster virus ○ HIV
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Unresponsive wakefulness syndrome ... • Locked-in syndrome ... threat Cranial Nerves ... If ok with ICU team ... #PhysicalExam #neurology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
peripheral nerves ... well as inner ear ... extremities, upper extremity ... retinopathy Lab Tests ... Cryoglobulins • HIV
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... negative, MOG-IgG test ... /or optic nerve ... , Hep A/B/CMV, TB ... diagnosis #management #neurology