Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and the lateral upright chest radiograph demonstrates low lung volumes with resultant bibasilar atelectasis . No focal opacity concerning for pneumonia identified . Heart size is top - normal , stable when compared to prior examination was recently dated ___ . There is no pleural effusion or pneumothorax . Visualized osseous structures are unremarkable .
    OUTPUT:
    
No focal consolidation concerning for pneumonia . Low lung volumes with bibasilar atelectasis .