89 results
Causes of Dizziness - Vertigo and Lightheadedness - Differential Diagnosis Algorithm
 • True Vertigo - Illusion
Causes of Dizziness ... - Vertigo and Lightheadedness ... Algorithm • True Vertigo ... #Dizzy #Neurology ... Diagnosis #Algorithm #Causes
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... and vomiting, auditory ... usually imbalance and ... Dysfunction - Imbalance, neurologic ... #Neurology #Differential
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 Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... and Central Vertigo ... without an obvious cause ... #Causes #differential ... #diagnosis #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Causes of Vertigo ... Peripheral Causes ... as a "central vertigo ... differential #diagnosis #neurology
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
Peripheral Vertigo ... Time course and ... distinguishing between causes ... of peripheral vertigo ... differential #diagnosis #comparison
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
Test = Central Cause ... test to the left and ... for a CENTRAL cause ... of vertigo. ... Clinical #Video #Neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Central Vertigo ... PERIPHERAL VERTIGO ... with vascular causes ... signs #symptoms #comparison ... #neurology
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
from Peripheral Vertigo ... left, right, up and ... Central #Peripheral #Vertigo ... #diagnosis #neurology ... #bppv #comparison
Central Retinal Artery Occlusion (CRAO) vs Central Retinal Vein Occlusion (CRVO) - A Comparison Table

Clinical Features,
Occlusion (CRVO) - A Comparison ... Etiology, Diagnosis and ... Treatment #CRAO ... #CRVO #Ophthalmology ... #Artery #Vein #Comparison