Potential Pathogenesis of Ageusia and Anosmia in COVID-19 Patients

Int Forum Allergy Rhinol. 2020 Apr 27;10.1002/alr.22593. doi: 10.1002/alr.22593. Online ahead of print.


From the first reports, ageusia and anosmia appear to be frequent clinical features in coronavirus disease 19 (COVID‐19) patients. We have performed a survey of the literature, analyzing the possible causes of these chemosensory alterations, which may be useful as a starting point for specific further studies. This article is protected by copyright. All rights reserved

Keywords: COVID-19; SARS-CoV-2; ageusia; anosmia; coronavirus; smell disorders; taste disorders.

Publication types

  • Letter