42 results
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
Differentiating Central ... Head Impulse Test ... Nystagmus Test ... #HINTS #Exam #PhysicalExam ... #Testing #Vertigo
HINTS Exam - Abnormal Test of Skew (Abnormal Vertical Skew)

In a patient with vertigo symptoms, this
Exam - Abnormal Test ... worrisome for a CENTRAL ... cause of vertigo ... #HINTS #PhysicalExam ... #Central
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
Normal Head Impulse Test ... = Central Cause ... cause of vertigo ... #HINTS #PhysicalExam ... #Central
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
worrisome for a CENTRAL ... cause of vertigo ... Nystagmus #HINTS #PhysicalExam ... Positive #Neurology #Central ... #Vertigo
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... Osmotic diuresis • Central ... insipidus • Nephrogenic ... administration #Hypernatremia ... Differential #Diagnosis #Causes
HINTS Exam - Abnormal Head Impulse Test = Peripheral Cause

This video demonstrates:
1) Normal Head Impulse Test
= Peripheral Cause ... a patient with vertigo ... for a PERIPHERAL cause ... of vertigo. ... #HINTS #PhysicalExam
HINTS Exam - Normal Test of Skew (Normal Vertical Skew)

In a patient with vertigo symptoms, this
Exam - Normal Test ... for a PERIPHERAL cause ... of vertigo. ... Vertical #Skew #Test ... #HINTS #PhysicalExam
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
may be present Central ... with vascular causes ... positional episodes caused ... Positive Hallpike test ... or supine roll test
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... continuous and lasting ... labyrinthitis) CENTRAL ... with vascular causes ... #Peripheral #Central
Classic Findings During Hallpike Test in Posterior Canal Benign Paroxysmal Positional Vertigo (BPPV)
 • Latency (delay
During Hallpike Test ... nystagmus and vertigo ... with repeated testing ... #dixhallpike #physicalexam ... #testing #findings