Dizziness overview
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Dizziness overview On the Web |
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Fatimo Biobaku M.B.B.S [2]
Overview
Dizziness is a complex and subjective complaint that encompasses a wide spectrum of symptomatology.It is a sensation of postural unsteadiness or deceptive motion. It is one of the most communal presenting complaints that accounts for 5% of primary care practice for individuals aged 65 or older. Dizziness is a nonspecific term mainly used by many people and is classified into different categories: vertigo, spinning, disequilibrium, giddiness, presyncope, faintness, lightheadedness, or feeling woozy.[1] It is one of the most common presenting symptom among patients seen by emergency medical physicians, primary care physicians, neurologists, and otolaryngologists.[1]
Classification
Dizziness may be classified based on the symptoms of the patient into 4 main subtypes including vertigo, presyncope, [[BPPV], and disequilibrium.
Pathophysiology
It is understood that pathophysiology of dizziness depends on the etiological subtype including orthostatic hypotension, benign paroxysmal positional vertigo, Menier's disease, Parkinson's disease, hyperventilation syndrome, peripheral neuropathy, and vestibular migraine.
Causes
Differentiating dizziness from other diseases
Epidemiology and Demographics
Risk factors
Natural history, complications and prognosis
References
- ↑ 1.0 1.1 Chan Y (2009). "Differential diagnosis of dizziness". Curr Opin Otolaryngol Head Neck Surg. 17 (3): 200–3. doi:10.1097/MOO.0b013e32832b2594. PMID 19365263.