Clinical and inflammatory characteristics of Asthma-COPD overlap in workers with occupational asthma

Although Asthma-COPD Overlap (ACO) has been described among populations of subjects with COPD or asthma, ACO has never been described among a population of subjects with occupational asthma (OA).The aims of this study were to: 1. identify ACO in a population of subjects with OA; and 2. compare the clinical characteristics between ACO and OA.This retrospective study included all subjects diagnosed with OA between 2000 and 2017 in an OA referral...