21 results
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
symptoms, this finding ... cause of vertigo ... Video by Dr. ... #Positive #Neurology ... #Central #Vertigo
HINTS Exam - Unidirectional Nystagmus - Left-beating

In a patient with vertigo symptoms, this finding is reassuring
Unidirectional Nystagmus ... symptoms, this finding ... for a PERIPHERAL cause ... Video by Dr. ... #Negative #Neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... minutes to days • Nystagmus ... present Central ... with vascular causes ... • Nystagmus:
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Diagnosis Algorithm ... unidirectonal nystagmus ... Bone Fracture Central ... bidirectional nystagmus ... #Causes
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
occlusion) Clinical Findings ... /vertigo/nystagmus ... Palatal myoclonus - Central ... #Wallenbergs #neurology ... #diagnosis
HINTS Exam - Abnormal Test of Skew (Abnormal Vertical Skew)

In a patient with vertigo symptoms, this
symptoms, this finding ... cause of vertigo ... Video by Dr. ... #Neurology #Vertigo ... #Central
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
vestibular neuritis • Nystagmus ... with vascular causes ... circulation TIA • Nystagmus ... #Vertigo #diagnosis ... symptoms #comparison #neurology
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
Cause This patient ... symptoms, this normal finding ... cause of vertigo ... Video by Dr. ... #Neurology #Vertigo
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Causes of Vertigo ... Peripheral Causes ... Hunt syndrome ( ... #diagnosis #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
of AVS and negative ... cause of AVS. ... with an AVS with nystagmus ... #Diagnosis #PhysicalExam ... #Neurology #AVS