Bronchiectasis Differential Diagnosis ‼️⚠️ A SICK AIRWAY ⚡️ Airway lesion/chronic obstruction ⚡️ Sequestration ⚡️ Immunodeficiency syndrome (especially immunoglobulin abnormalities) ⚡️ Cystic fibrosis ⚡️ Kartagener’s syndrome/dysmotile ciliary syndromes ⚡️ AlIergic bronchopulmonary aspergillosis (ABPA) ⚡️ Infection/Inflammation (e.g., tuberculosis, post-viral,whooping cough, collagen-vascular disease) ...