Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is at the upper limits of normal size with a left ventricular configuration . The mediastinal and hilar contours appear within normal limits . The lung volumes are low . There is mild relative elevation of the right hemidiaphragm compared to the left side . There is no pleural effusion or pneumothorax . The lungs appear clear . Cholecystectomy clips project over the right upper quadrant of the abdomen . Bony structures appear within normal range .
    OUTPUT:
    
Borderline cardiomegaly . No evidence of acute disease .