17 results
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
The HINTS Exam - ... Nystagmus Test ... #PhysicalExam #Testing ... #Vertigo #Central ... #Peripheral #Neurology
HINTS Exam - Abnormal Test of Skew (Abnormal Vertical Skew)

In a patient with vertigo symptoms, this
HINTS Exam - Abnormal ... Test of Skew (Abnormal ... worrisome for a CENTRAL ... Clinical #Video #Neurology ... #Vertigo #Central
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
HINTS Exam - Normal ... Head Impulse Test ... = Central Cause ... Clinical #Video #Neurology ... #Vertigo #Central
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
- Vascular - Stroke ... Eric Strong @DrEricStrong ... - Strong Medicine ... #Causes #differential ... #diagnosis #neurology
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Pronator Drift Testing ... for Stroke Subtle ... patient with normal exam ... test characteristics ... #diagnosis #neurology
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
HINTS Exam - Distinguishing ... Central from Peripheral ... Vertigo • Head ... following a finger) • Test ... #diagnosis #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... may be present Central ... Positive Hallpike test ... or supine roll test ... #Algorithm #differential
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... labyrinthitis) CENTRAL ... can be severe in stroke ... #Peripheral #Central ... symptoms #comparison #neurology
Dizziness - Differential Diagnosis Framework
"Tell me what you mean by dizzy without using the word dizzy."
Vertigo:
Dizziness - Differential ... Vertigo: • Peripheral ... Meniere's Disease • Central ... : Stroke, CNS lesion ... #Diagnosis #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Peripheral and Central ... CENTRAL VERTIGO ... #Peripheral #Central ... #differential # ... diagnosis #neurology