Investigating the association between allergic diseases and COVID-19 in 400 Iranian patients.

Introduction: Allergic diseases could play a role of a predisposing factor for coronavirus disease 2019 (COVID-19). The aim of this study was to investigate allergic comorbidity and its association in COVID-19 patients.

Methods: Demographic data, clinical manifestations, laboratory reports, and radiologic findings, together with underlying comorbidity of patients, were studies.