Coronavirus disease 2019 (COVID-19)-related smell and taste impairment with widespread diffusion of severe acute respiratory syndrome-coronavirus-2 (SARS-CoV-2) Omicron variant.

ABSTRACT:

Background

The aim of this study was to estimate the prevalence of self-reported chemosensory dysfunction in a study cohort of subjects who developed a mild-to-moderate coronavirus disease 2019 (COVID-19) in the period from January 17, 2022, to February 4, 2022 (Omicron proxy period) and compared that with a historical series of patients testing positive for severe acute respiratory syndrome-coronavirus-2 (SARS-CoV-2) infection between March and April, 2020 (comparator period).

Methods

Prospective study based on the 22-item Sino-Nasal Outcome Tool (SNOT-22), item "sense of smell or taste" and additional outcomes.

Results

Patients' characteristics and clinical presentations of COVID-19 were evaluated and compared in 779 patients, 338 of the study cohort and 441 of the

SUBMITTER: Boscolo-Rizzo P 

PROVIDER: S-EPMC9082058 | biostudies-literature | 2022 Oct

REPOSITORIES: biostudies-literature