Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is enlarged , but similar to prior study . Mediastinal and hilar contours are within normal limits . The lungs are clear . There is no pleural effusion or pneumothorax . Incidental note is made of calcified atherosclerotic disease along the coronary arteries . Sclerotic endplate changes are compatible with a history of renal osteodystrophy . Wedge deformity of the mid thoracic again seen .
    OUTPUT:
    
Cardiomegaly , but no evidence of pneumonia . Renal osteodystrophy .