Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mildly enlarged with mild tortuosity thoracic aorta . Median sternotomy wires are intact . The mediastinal and hilar contours are unremarkable . Lungs are clear . Trace right - sided effusion seen on lateral view only with adjacent opacity . No pneumothorax . Bones are diffusely demineralized . No overt traumatic abnormality .
    OUTPUT:
    
1 . No overt traumatic findings of though sensitivity is decreased by bone demineralization . 2 . Trace right pleural effusion with adjacent atelectasis . No pneumonia .