Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The mediastinal and hilar contours are unremarkable . The pulmonary vascularity is normal . The lungs are hyperinflated . No focal consolidation or pneumothorax is present . Blunting of the left costophrenic angle posteriorly may be due to chronic pleural thickening versus a trace pleural effusion . Multiple clips are again demonstrated within the left breast . No acute osseous abnormalities are seen . There are mild degenerative changes in the thoracic spine .
    OUTPUT:
    
No radiographic evidence for pneumonia or congestive heart failure . Minimal blunting of the left costophrenic angle posteriorly may suggest chronic pleural thickening versus trace pleural effusion .