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Updated: Aug 14, 2026

A Free-breathing fMRI Method to Study Human Olfactory Function
Published on: July 30, 2017
[Olfaction disturbances in general ORL practice]
A Toledano Muñoz1, E González, C Herráiz Puchol
1Unidad ORL, Universidad Rey Juan Carlos, Unidad de Rinología, Hospital Rúber Internacional, Madrid. atoledano@fhalcorcon.es
Abstract:
Analysis of smell disturbances in the ENT outpatients department of in a General Hospital. A retrospective and descriptive study. We include all patients with olfactory alterations as the main reason for consultation. The sample was 38 patients. Viral, postraumatic, toxic, drug-induced and inflammatory. We performed anamnesis, nasal endoscopic and scan images on all patients. Olfactory disturbances were more frequent in women older than 55 (2:1). The viral cause was the most frequent aethiology (55.3%). Nasal endoscopic exploration was normal in 68.4% patients. The CT scan was the main imaging study used (68.4%). The younger patients recovered better than the older ones. Smell disorders provoked by virus, toxic and medical drugs do have a better.
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