Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac , mediastinal and hilar contours are normal . Pulmonary vasculature is normal . Lung volumes are slightly low with minimal streaky atelectasis in the right lung base . No focal consolidation , pleural effusion or pneumothorax is detected . Clips are seen projecting over the left axilla . No subdiaphragmatic free air is identified . There are no acute osseous abnormalities .
    OUTPUT:
    
Minimal atelectasis in the right lung base . Otherwise , no acute cardiopulmonary process . No subdiaphragmatic free air .