102 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... • Meniere's Disease ... symptoms/signs, ... #Neurology #Differential ... #Diagnosis #Algorithm
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Central Causes of Vertigo ... , Méniére disease ... Wallenberg syndrome ... #differential #diagnosis ... #neurology
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... → "setting sun sign ... " - Vascular disease ... #diagnosis #pineal ... #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
(Wallenberg's syndrome ... Syndrome usually ... signs or symptoms ... #differential #diagnosis ... #neurology
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
and less common diseases ... important, as early diagnosis ... and treatment can ... #neurology #inflammatory ... #differential #diagnosis
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Acute continuous vertigo ... Artery occlusion) Clinical ... Nausea/vomiting/vertigo ... #Wallenbergs #neurology ... #diagnosis
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... retraction (Collier's sign ... "setting sun" sign ... • Vascular disease ... #neurology #diagnosis
Korsakoff Syndrome
Clinical Findings:
 • Confabulation: Usually initial phase of the disease
 • Anterograde amnesia: Memory impairment
Korsakoff Syndrome ... Clinical Findings ... initial phase of the disease ... Encephalopathy Treatment ... #neurology #diagnosis
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
Artery #Strokes #Syndromes ... Territory #Symptoms #Signs ... Localization #Effects #Neurology ... #Diagnosis #Table ... Neurology - https
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
PERIPHERAL VERTIGO ... tinnitus (Méniére's disease ... #diagnosis #findings ... #signs #symptoms ... #comparison #neurology