88 results
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... with vascular causes ... position change • Neurologic ... positional episodes caused ... differential #diagnosis #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Dysfunction - Imbalance, neurologic ... symptoms/signs, ... #Neurology #Differential ... Diagnosis #Algorithm #Causes
HINTS Exam - Bidirectional Nystagmus 

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

In a patient with vertigo symptoms, this finding is reassuring
a patient with vertigo ... for a PERIPHERAL cause ... of vertigo. ... #PhysicalExam #Clinical ... Video #Negative #Neurology
HINTS Exam - Abnormal Test of Skew (Abnormal Vertical Skew)

In a patient with vertigo symptoms, this
a patient with vertigo ... for a CENTRAL cause ... of vertigo. ... #PhysicalExam #Clinical ... #Video #Neurology
HINTS Exam - Normal Test of Skew (Normal Vertical Skew)

In a patient with vertigo symptoms, this
a patient with vertigo ... for a PERIPHERAL cause ... of vertigo. ... #PhysicalExam #Clinical ... #Video #Neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
classic posterior canal ... in horizontal canal ... with vascular causes ... diagnosis #findings #signs ... symptoms #comparison #neurology
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
Labyrinthitis 1) Vertigo ... (severe) 2) Gait ... instability 3) Nausea ... hearing loss Clinical ... Diagnosis #Symptoms #Signs
HINTS Exam - Abnormal Head Impulse Test = Peripheral Cause

This video demonstrates:
1) Normal Head Impulse Test
Test = Peripheral Cause ... for a PERIPHERAL cause ... of vertigo. ... #PhysicalExam #Clinical ... #Video #Neurology
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
Test = Central Cause ... for a CENTRAL cause ... of vertigo. ... #PhysicalExam #Clinical ... #Video #Neurology