Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Support Devices : None . The lungs are clear . The sternotomy wires and mediastinal surgical clips are unchanged . Heart size normal . There is no pneumothorax or pleural effusion . Pulmonary vascularity is normal . There is a high riding right humeral head consistent with rotator cuff rupture .
    OUTPUT:
    
No evidence of pneumonia .