Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac , mediastinal and hilar contours are unchanged , with the heart size appearing normal . Pulmonary vasculature is normal . Minimal atelectasis is seen in the lung bases without focal consolidation . No pleural effusion or pneumothorax is present . No acute osseous abnormality is visualized .
    OUTPUT:
    
Minimal atelectasis in the lung bases . Otherwise , no acute cardiopulmonary process .