Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The aorta is mildly unfolded with atherosclerotic calcifications noted predominantly at the aortic arch . Hilar contours are normal , and the mediastinal contours are otherwise unremarkable . There is no pulmonary edema . The lungs are hyperinflated . Reticulonodular opacities are most pronounced at the lung bases , with mild bronchial wall thickening . Findings likely reflect chronic ___ infection , as noted on the prior CT . No focal consolidation , pleural effusion or pneumothorax is present . There are no acute osseous abnormalities .
    OUTPUT:
    
Reticulonodular opacities with bronchial wall thickening , most pronounced at the lung bases likely reflects chronic ___ infection with bronchiectasis .