Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette is mildly enlarged with tortuosity of the thoracic aorta . Hilar contours are unremarkable . Lungs are clear . There is no large effusion or pneumothorax . Diffuse bony sclerosis is compatible with metastatic disease .
    OUTPUT:
    
Mild cardiomegaly without edema . Diffuse sclerotic bony metastases .