28 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Diagnosis Algorithm ... Illusion of Rotary Movement ... unidirectonal nystagmus ... bidirectional nystagmus ... #Causes
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... minutes to days • Nystagmus ... with vascular causes ... • Nystagmus: ... auditory findings BPPV
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
Bidirectional Nystagmus ... for a CENTRAL cause ... Video by Dr. ... Bidirectional #Nystagmus ... #Positive #Neurology
Causes of Vertigo - Differential Diagnosis Algorithm
#Diagnosis #Neurology #Dizziness #Peripheral #Central #Algorithm #BPPV #Differential #Ddxof
Causes of Vertigo ... - Differential Diagnosis ... Algorithm #Diagnosis ... #Neurology #Dizziness ... Central #Algorithm #BPPV
HINTS Exam - Unidirectional Nystagmus - Left-beating

In a patient with vertigo symptoms, this finding is reassuring
Unidirectional Nystagmus ... for a PERIPHERAL cause ... Video by Dr. ... Unidirectional #Nystagmus ... #Negative #Neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
vestibular neuritis • Nystagmus ... with vascular causes ... circulation TIA • Nystagmus ... #diagnosis #findings ... symptoms #comparison #neurology
Causes of Dizziness - Vertigo and Lightheadedness - Differential Diagnosis Algorithm
 • True Vertigo - Illusion
Causes of Dizziness ... - Differential Diagnosis ... Illusion of Rotary Movement ... #Dizzy #Neurology ... #Algorithm #Causes
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
(BPPV) From Vestibular ... occurs with certain movements ... and torsional nystagmus ... Labyrinthitis #diagnosis ... #neurology #comparison
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
from Peripheral Vertigo ... examiners nose • Nystagmus ... Central #Peripheral #Vertigo ... #diagnosis #neurology ... #bppv #comparison
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
Peripheral Vertigo ... distinguishing between causes ... (BPPV): - Timing ... Reproducible with certain movements ... #differential #diagnosis