Background COVID‐19 illness is highly variable, ranging from infection with no symptoms
through to pneumonia and life‐threatening consequences. Symptoms such as fever, cough …

Context.—An abundance of clinical reports focused on specific laboratory parameters have
been reported on coronavirus disease 19 (COVID-19), but a systematic analysis …

Objectives/Hypothesis Olfactory dysfunction has been observed as one of the clinical
manifestations in COVID‐19 patients. We aimed to conduct a systematic review and meta …

A significant proportion of people who test positive for COVID-19 have chemosensory
deficits. However, the reported prevalence of these deficits in smell and taste varies widely …

This review deals with the relationship among nutrition, the immune system, and coronavirus
disease 2019 (COVID-19). The influence of nutrients and bioactive molecules present in …

Background: The present study aimed to determine the global prevalence of anosmia and
dysgeusia in coronavirus disease 2019 (COVID-19) patients and to assess their association …

Objective The purpose of this meta-analysis is to assess the pooled prevalence of taste
disorders and their subtypes in patients with COVID-19. Data Sources PubMed, Scopus …

Importance Loss of smell is an early and common presentation of COVID-19 infection.
Although it has been speculated that viral infection of olfactory neurons may be the culprit, it …

Background The presence of olfactory dysfunction or “loss of smell” has been reported as an
atypical symptom in patients with coronavirus disease 2019 (COVID-19). We performed a …

Objective Loss of smell and taste are considered potential discriminatory symptoms
indicating triaging for coronavirus disease 2019 (COVID-19) and early case identification …