Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . The patient is status post median sternotomy and CABG . Evidence of DISH is seen along the spine . The aortic knob is calcified . There are degenerative changes at bilateral , right greater than left , acromioclavicular joints .
    OUTPUT:
    
No acute cardiopulmonary process .