general mechanisms of host defense are not impaired in this disease , except that serum does not support optimal phagocytosis of pseudomonas bacteria by alveolar macrophages and lung ciliary clearance is diminished , perhaps because of the accumulation of tenacious , purulent secretions in bronchiectatic airways and not by a defect in cilia structure or inhibitors of ciliary function .
C0024109
lung
C0006267
bronchiectatic