Ashley Davidoff MD TheCommonVein.net
I the early phases collagen starts to get laid down resilting in a thick walled bronchiolesurrounde by a subacute inflanmmatory response of cells and resolving fluid. As the fibrotic process advances it gets denser resulting in traction bronchiectasis and bronchiolectasis. The ongoing may eventually constrict the aurway and subsequently occlude occlude the airway
Ashley Davidoff MD TheCommonVein.net