74 years old male with stress dyspnea

Case provided by Anja History 74 years old male with stress dyspnea and nonproductive cough. Restrictive ventilation abnormality at lung function testing. Imaging findings Conventional x-ray of the chest shows basal-predominant reticular abnormalities with volume loss (A). Computed tomography of the chest shows reticular architectural distortion with thickening of inter- and intralobular septae, traction bronchiectasis,…