%0 Multicenter Study %T Impact of dual electronic and conventional cigarette use on diagnosis and surgery for chronic rhinosinusitis: A multicenter study. %A Pingree G %A DeShazo J %A Schuman T %J Int Forum Allergy Rhinol %V 14 %N 5 %D 2024 May 3 %M 37788170 %F 5.426 %R 10.1002/alr.23281 %X CONCLUSIONS: Dual EC/CC users had a significantly greater risk of CRS or FESS when compared to solo users. Dual EC/CC users did not have a significantly greater risk of polyposis when compared to solo users. This effect likely relates to bacterial, immune cell, genetic, and mucociliary alterations.