16 results
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Causes of Vertigo ... often classified as ... a "central vertigo ... #diagnosis #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
and Central Vertigo ... CENTRAL VERTIGO ... Syndrome usually ... #Vertigo #Causes ... differential #diagnosis #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
present Central ... months but can be ... with vascular causes ... positional episodes caused ... differential #diagnosis #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
with a peripheral cause ... patients with a central ... cause of AVS. ... #PhysicalExam #Neurology ... VestibularSyndrome #Posterior #CVA
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
BEE Syndromes - ... attributable to central ... Inflammatory causes ... Neurosarcoidosis #BEE ... #Syndromes #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Central Vertigo ... labyrinthitis) CENTRAL ... with vascular causes ... #Peripheral #Central ... symptoms #comparison #neurology
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
BEE Syndromes - ... Non-inflammatory Causes ... attributable to central ... Non-inflammatory causes ... #Syndromes #neurology
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
diagnosis can only be ... Blood cultures/serology ... intravenous drug use, Central ... Blood cultures/serology ... in up to 30% of cases
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
catheter • Recent dental ... Septic Emboli Cause ... Paradoxical emboli via ASD ... ↑ Suspicion -> TEE ... Treat underlying cause
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
- Ramsay Hunt syndrome ... /squamous cell CA ... Nerve V: • TMJ syndrome ... , lung cancer, central ... Otalgia #Ear #Pain #Otology