Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular Dysfunction - Nausea and vomiting, auditory symptoms, unidirectonal nystagmus
• Benign Paroxysmal Positional Vertigo
• Labrynthitis/Vestibular Neuronitis
• Meniere's Disease
• Acoustic Neuroma
• Ototoxicity (usually imbalance and oscillopsia)
• Otitis Media
• Temporal Bone Fracture
Central Vestibular Dysfunction - Imbalance, neurologic symptoms/signs, bidirectional nystagmus
- Infection
• Meningitis
• Cerebellar / Brainstem Abscess
- Inflammatory
• Multiple sclerosis
- Intoxication
• Barbiturates
• Ethanol
- Trauma
• Cerebellar Contusion
- Space-Occupying Lesion
• Infratentorial Tumors
• Cerebellopontine Angle Tumors
• Glomus Tumors
- Vascular
• Vertebrobasilar Insufficiency
• Basilar Artery Migraine
• Transient Ischemic Attack
• Cerebellar / Brainstem Infarction
• Cerebellar Hemorrhage
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