Approach to Dizziness

Definitions of dizziness

Term Features 
Dizziness 
  • Nonspecific term describing a range of the symptoms below 
Vertigo 
  • Asymmetry in the vestibular system that includes inner ear, vestibular nerve, and vestibular nucleus in medulla and cerebellum 
Presyncope 
  • Feeling of fainting or nearly fainting when standing or sitting up 
Disequilibrium 
  • Feeling of imbalance that occurs mainly when walking 
Nonspecific dizziness 
  • Can be a mixture of the above symptoms 
(Next Lesson) Clinical features of disorders causing dizziness
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