Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No consolidation or pulmonary edema is seen . Continued elevation of the left hemidiaphragm is unchanged , consistent with previous left lower lobectomy . Opacities at the left base are likely secondary to scarring . Stable calcifications of the aortic knob continue to be seen , and post - thoracotomy bony changes are seen . The left 6th rib is not seen posteriorly .
    OUTPUT:
    
No acute cardiopulmonary disease including pneumonia or fluid overload .