Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate clear lungs , without effusion , focal consolidation , or pneumothorax . Note is made of bilateral nipple shadows . Multiple surgical clips project over the left chest consistent with history of prior lumpectomy . The cardiac silhouette is normal in size , the mediastinal contours are normal . The pulmonary vasculature is normal .
    OUTPUT:
    
No acute chest abnormality .