22 results
One-and-a-Half Syndrome
1 - One eye cannot move AT ALL horizontally
1/2 - The other eye can only
One-and-a-Half Syndrome ... cannot move AT ALL ... Demyelination (Multiple Sclerosis ... #Syndrome #diagnosis ... #neurology
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... tumors - Multiple Sclerosis ... " - Vascular disease ... #diagnosis #pineal ... #neurology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... tumors • Multiple sclerosis ... "setting sun" sign ... • Vascular disease ... #neurology #diagnosis
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... vomiting, auditory symptoms ... symptoms/signs, ... • Multiple sclerosis ... Dizziness #Vertigo #Neurology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
• Or brainstem syndromes ... such as internuclear ... Signs and symptoms ... objective evidence of neurologic ... #neurology #treatment
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
Amyotrophic Lateral Sclerosis ... 4) progressive muscular ... Upper extremity, lower ... fasciculations Common Symptoms ... #neurology #diagnosis
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
injury, often from vascular ... Mixed upper and lower ... #diagnosis #pathophysiology ... #signs #symptoms ... #orthopedics #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
spine L1-L5 Symptoms ... so-called ‘red flag’ symptoms ... Differential Diagnosis ... #differential #diagnosis ... #causes #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Vascular disorders ... Multiple sclerosis ... signs or symptoms ... #differential #diagnosis ... #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... and signs below ... Vascular/Blockage ... MCTD, Sjogren syndrome ... #neurology #differential