Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate low lung volumes and unchanged cardiomegaly . The mediastinal silhouette is within normal limits . No focal consolidation , vascular congestion , or pneumothorax is seen . There is a small left pleural effusion . No fracture is identified .
    OUTPUT:
    
No pneumothorax or fracture is identified . There is a small left pleural effusion .