Medicine The most common cause of pulmonary infection in cystic fibrosis is A Pseudomonas Aeroginosa B Staphylococcus Aureus C Bukholderia cenocapacea D Nontuberculous mycobacteria 💡 Explanation The most common cause of pulmonary infection in cystic fibrosis is ✓ Correct Answer: A. Pseudomonas Aeroginosa