23 results
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
Time course and symptoms ... distinguishing between causes ... (BPPV): - Timing ... #differential #diagnosis ... #comparison #table
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... auditory findings BPPV ... No auditory symptoms ... Long symptom-free
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
(BPPV); worsens ... with vascular causes ... #diagnosis #findings ... #signs #symptoms ... #comparison #neurology
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
(BPPV) From Vestibular ... patient with a clinical ... patient with a clinical ... Labyrinthitis #diagnosis ... #neurology #comparison
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
from Peripheral Vertigo ... Central #Peripheral #Vertigo ... #diagnosis #neurology ... #bppv #comparison ... #table
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... (BPPV) - Short-lived ... without an obvious cause ... #Causes #differential ... #diagnosis #neurology
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
Dizziness and Vertigo ... Associated with nausea ... Dysequilibrium: • Feels unable ... #differential #diagnosis ... #neurology #management
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and clinical associations ... Disorientation, vertigo ... #rheumatology #comparison ... #table
Hordeolum vs Chalazion

Hordeolum (Stye):
 • Location: Most commonly found at or near an eyelash follicle
 •
eyelash follicle • Cause ... eyedrops, surgery #Clinical ... #Diagnosis #Management ... Stye #Chalazion #Comparison ... #Table
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs/symptoms ... high index of clinical ... in up to 30% of cases ... #Endocarditis #comparison ... #table