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Alternative names
Loss of smell; AnosmiaDefinition Return to top
Impaired smell is the partial or total loss of the sense of smell.Considerations Return to top
The loss of smell is usually an insignificant result of nasal congestion or obstruction, but it can sometimes indicate a neurological disorder. Loss of the sense of smell may be idiopathic (without any identifiable cause).Common Causes Return to top
Home Care Return to top
Treatment of underlying disorders may correct loss of the sense of smell. This can include antihistamines (if the condition is related to allergy), surgical correction of physical blockages, treatment of other disorders, changes in medication, and so on. Avoid excessive use of nasal decongestants, which can lead to recurring nasal congestion.Call your health care provider if Return to top
If the loss of smell is persistent, is getting worse, or is accompanied by other unexplained symptoms, call your health care provider.
What to expect at your health care provider's office Return to top
The medical history will be obtained and a physical examination performed.Intervention:
If possible, the cause will be treated. If the loss of sense of smell is caused by nasal congestion, local decongestants or antihistamines may be prescribed. A vaporizer or humidifier may be recommended to prevent mucosal drying and improve nasal discharge.
Vitamin A may be given orally or by injection. In some cases, a biopsy of the olfactory epithelium (cells responsible for smell) may be required to make a diagnosis.
Update Date: 4/19/2004 Updated by: Kevin Fung, M.D., FRCS(C), Department of Otolaryngology - Head and Neck Surgery, University of Michigan Medical Center, Ann Arbor, MI. Review provided by VeriMed Healthcare Network.
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Page last updated: 28 October 2004 |