9 results
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
(BPPV) From Vestibular ... consistent with BPPV ... #BPPV #Vestibular ... #diagnosis #neurology ... #comparison
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
hearing loss (labyrinthitis ... with vascular causes ... #diagnosis #findings ... #signs #symptoms ... #comparison #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... auditory findings BPPV ... Long symptom-free ... #neurology
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
Labyrinthitis ... 1) Vertigo (severe ... instability 3) Nausea ... #Diagnosis #Symptoms ... #Signs #Otolaryngology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Diagnosis Algorithm ... • Labrynthitis ... /signs, bidirectional ... #Causes
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... (BPPV) - Short-lived ... Vestibular neuritis/ labyrinthitis ... varying neurologic signs ... #diagnosis #neurology
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
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
round window -> Labyrinthitis ... hearing loss, nausea ... vomiting, dizziness, vertigo ... pathophysiology #signs ... #symptoms #diagnosis
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
general seizure caused ... and metabolic causes ... Classification #Diagnosis ... #Neurology #Signs ... #Symptoms #Comparison