Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated with flattening of the diaphragms . The heart size is top normal . The aortic knob is calcified . Mediastinal and hilar contours are unremarkable . Streaky patchy opacities are demonstrated within the right lung base . No focal consolidation , pneumothorax , or large pleural effusion is demonstrated . No free air under the diaphragms is noted . There is no acute osseous abnormality .
    OUTPUT:
    
Minimal patchy opacity in the right lung base , which is nonspecific , and may reflect atelectasis . Aspiration or early infection is not excluded .