27 results
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
Bidirectional Nystagmus ... for a CENTRAL cause ... of vertigo. ... Bidirectional #Nystagmus ... Video #Positive #Neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... unidirectonal nystagmus ... Dysfunction - Imbalance, neurologic ... bidirectional nystagmus ... #Neurology #Differential
HINTS Exam - Unidirectional Nystagmus - Left-beating

In a patient with vertigo symptoms, this finding is reassuring
Unidirectional Nystagmus ... for a PERIPHERAL cause ... of vertigo. ... Unidirectional #Nystagmus ... Video #Negative #Neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
minutes to days • Nystagmus ... Varies • No neurologic ... with vascular causes ... • Nystagmus: ... positional episodes caused
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Acute continuous vertigo ... Clinical Findings: • Nausea ... /vomiting/vertigo ... /nystagmus - Vestibular ... #Wallenbergs #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central Causes ... of Vertigo Peripheral ... Causes (Common) ... Wallenberg syndrome ... differential #diagnosis #neurology
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
Convergence Retraction Nystagmus ... nerve palsy Caused ... Convergence #retraction #nystagmus ... clinical #video #neurology ... #ophthalmology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
PERIPHERAL VERTIGO ... vestibular neuritis • Nystagmus ... with vascular causes ... circulation TIA • Nystagmus ... symptoms #comparison #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... without an obvious cause ... (Wallenberg's syndrome ... Syndrome usually ... #Causes #differential
Causes of Pediatric Seizures - Differential Diagnosis Algorithm
Infantile:
 • Benign Focal Epilepsy of Infancy
 • West
Causes of Pediatric ... Infancy • West Syndrome ... • Dravet Syndrome ... Benign Paroxysmal Vertigo ... Diagnosis #Algorithm #Causes