Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is stable moderate cardiomegaly . The hilar and mediastinal contours are unremarkable . No focal consolidation concerning for pneumonia is identified . There is no pneumothorax or pleural effusion . Chronic bullous changes are seen in the upper lobes bilaterally as well as a right fourth rib healed fracture .
    OUTPUT:
    
No focal consolidation concerning for pneumonia is identified .