23 results
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
Strokes #Syndromes #CVA ... #Territory #Symptoms ... Localization #Effects #Neurology ... #Diagnosis #Table ... Review in Clinical Neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
patients with a central ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... VestibularSyndrome #Posterior ... #CVA #Peripheral
Posterior Reversible Encephalopathy Syndrome (PRES) - Diagnosis
Clinical Features:
 • Altered mental status (Either lethargy, confusion, or
Posterior Reversible ... Features: • Altered mental ... Immunomodulatory meds ... • Autoimmune disease ... #Neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... may be present Central ... Hallpike test (posterior ... test Méniére's disease ... #neurology
Dizziness - Differential Diagnosis Framework
"Tell me what you mean by dizzy without using the word dizzy."
Vertigo:
- Differential Diagnosis ... • Central: Stroke ... Autonomic dysfunction, Meds ... Syphilis, Cerebellar/Posterior ... #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Peripheral and Central ... Méniére's disease ... Occlusion of posterior ... #differential #diagnosis ... #neurology
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
Visual or auditory symptoms ... conjunction with symptoms ... attributable to central ... BEE #Syndromes #neurology ... #differential #diagnosis
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... • Meniere's Disease ... Bone Fracture Central ... symptoms/signs, ... Dizziness #Vertigo #Neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
tinnitus (Méniére's disease ... , such as with posterior ... #Vertigo #diagnosis ... findings #signs #symptoms ... #comparison #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... Shock, Autoimmune disease ... Neurological symptoms ... narrowing on MRA/CTA ... #management #neurology