Can Bronchiectasis Turn Into Pulmonary Fibrosis.... My Husband Had Bronchiectasis

Can bronchiectasis turn into pulmonary fibrosis.... my husband had bronchiectasis with acute exacerbation...after the last visit to the pulmonologist.... the papers we got after the visit said pulmonary fibrosis..... also can stem cell transplantation help to slow the progression of pulmonary fibrosis.... Thank You..