Chloride secretion increases in cystic fibrosis. Individuals with cystic fibrosis often develop nasal polyps. Galectin-3 is upregulated in patients with idiopathic pulmonary fibrosis. In later stages hilar lymphadenopathy, interstitial pulmonary fibrosis and pleural thickening. Risk factors in children include certain infections, diseases like cystic fibrosis, and intestinal polyps. This absorption is impaired in some cystic fibrosis patients. Clinical trials for the treatment of cystic fibrosis are ongoing. Asbestosis is a type of interstitial pulmonary fibrosis. This may improve the outcomes of those with cystic fibrosis and other respiratory infections. MRSA accounts for 26% of lung infections in those with cystic fibrosis. It occurs most often in people with asthma or cystic fibrosis. Recurrent episodes are more likely in persons with asthma, cystic fibrosis, and poor immune function. There is no known cure for cystic fibrosis. He died on 11 December 2017 of lung disease idiopathic pulmonary fibrosis. Around 5 to 10% of all patients with cystic fibrosis develop bronchiectasis.