34 results
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
patient with vertigo symptoms ... for a CENTRAL cause ... #HINTS #PhysicalExam ... #Clinical #Video ... #Positive #Neurology
HINTS Exam - Unidirectional Nystagmus - Left-beating

In a patient with vertigo symptoms, this finding is reassuring
patient with vertigo symptoms ... for a PERIPHERAL cause ... #HINTS #PhysicalExam ... #Clinical #Video ... #Negative #Neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... • Nystagmus: ... Hallpike test (posterior ... Long symptom-free
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Artery occlusion) Clinical ... Findings: • Nausea ... vomiting/vertigo/nystagmus ... #Wallenbergs #neurology ... #diagnosis
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
- Anterior vs Posterior ... Artery #Strokes #Syndromes ... CVA #Territory #Symptoms ... #Diagnosis #Table ... Comprehensive Review in Clinical
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
with a central cause ... with an AVS with nystagmus ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... VestibularSyndrome #Posterior
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of posterior semicircular canal
Ocular Nystagmus ... Maneuver This is a case ... Hallpike #Maneuver #clinical ... #video #physicalexam ... ophthalmology #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
with vascular causes ... , such as with posterior ... Central #Vertigo #diagnosis ... findings #signs #symptoms ... #comparison #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Occlusion of posterior ... (Wallenberg's syndrome ... Syndrome usually ... #differential #diagnosis
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Pathogenesis and clinical ... > Posterior spinal ... #diagnosis #pathophysiology ... #signs #symptoms ... #orthopedics #neurology