Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is unchanged in size , and a left cardiac pacer device is in stable position with its lead in appropriate position . The patient is status post aortic valve replacement and median sternotomy . The lungs are clear of focal consolidation , pleural effusion or overt pulmonary edema . A right PICC terminates in the lower SVC .
    OUTPUT:
    
No acute cardiopulmonary process .