Perivascular and peribronchial inflammatory infiltrates were observed in most fields along with desquamation of
the bronchial epithelium, collections of edema fluid, sloughed epithelial cells, inflammatory cells and cellular debris in the bronchial lumen.
Role of IL - 17A, IL - 17F, and the IL - 17 receptor in regulating growth - related oncogene - α and granulocyte colony - stimulating factor in
bronchial epithelium: implications for airway inflammation in cystic fibrosis.