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olfactory hallucination (phantosmia)
Etiology:
- head injury
- upper respiratory infection
- temporal lobe seizures
- brain tumor
- neurosarcoidosis (focal sarcoid granulomatous encephalitis) [1]
- Parkinson's disease
- radiation therapy [3]
Clinical manifestations:
- perception of a foul-smelling odor for which there is no external stimulus.
Related
parosmia (troposmia, cacosmia)
General
hallucination
References
- Ronthal M, Venna N, Hunter GJ, Frosch MP.
CASE RECORDS of the MASSACHUSETTS GENERAL HOSPITAL.
Case 15-2016. A 32-Year-Old Man with Olfactory Hallucinations
and Paresthesias.
N Engl J Med. 2016 May 19;374(20):1966-75.
PMID: 27192675
- Mayo Clinic. Swanson JW
Diseases and Conditions. Temporal lobe seizure
What causes olfactory hallucinations (phantosmia)?
http://www.mayoclinic.org/diseases-conditions/temporal-lobe-seizure/expert-answers/phantosmia/faq-20058131
- Brooks M
'Phantom Odors' a Common but Under-Reported Toxicity of Radiation Therapy.
Medscape. November 01, 2021
https://www.medscape.com/viewarticle/961865?