Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac , mediastinal and hilar contours are unremarkable and unchanged . Heart size is normal . Pulmonary vasculature is normal . Minimal atelectasis is noted in the lung bases . No focal consolidation is demonstrated . No large pleural effusion or pneumothorax is noted , though the right costophrenic angle is not included in the field of view . No acute osseous abnormalities identified .
    OUTPUT:
    
Exclusion of the right costophrenic angle . Minimal bibasilar atelectasis .