Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . No pulmonary edema is present . Cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax . The patient is status post CABG and aortic valve replacement . Sternotomy wires are intact . A right - sided PICC line is noted ending in the mid to lower SVC . Degenerative changes of both shoulder joints and mild diastasis of the left AC joint are unchanged compared with prior exam .
    OUTPUT:
    
No acute cardiopulmonary abnormality .