7 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Dermatomes and Myotomes ... such as fibular fracture ... #diagnosis #neurology ... sensory #motor #leg #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Dermatomes and Myotomes ... "claw hand" ± Horner ... #diagnosis #neurology ... sensory #motor #arm #physicalexam
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
- Differential Diagnosis ... Contralateral motor cortex ... contralateral extremity ... findings Unilateral Spinal ... #Hemiplegia #Neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Differential Diagnosis ... distinguishing feature ... region (S2-S4 dermatomes ... #differential #diagnosis ... #causes #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... compression by fractured ... - Vit B12 and copper ... , lower extremity ... #neurology #differential
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
paralysis of all extremity ... cardiomyopathy, Horner ... Guillain-Barre Diagnosis ... of intrathecal spinal ... management #treatment #neurology
Horner's Syndrome on Physical Exam

A 75yoF was referred in for facial swelling and eyelid changes 1
consistent with a diagnosis ... decompress the spinal ... The video highlights ... ophthalmology #physicalexam ... #neurology #Anisocoria