Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided pacemaker device is noted with lead terminating in the right ventricle and two epicardial leads are also re - demonstrated . Cardiac stents are noted , and the patient is status post median sternotomy and CABG . There is mild pulmonary vascular congestion . New right basilar opacity is concerning for pneumonia or aspiration . No left - sided consolidation is seen . There is no pleural effusion or pneumothorax . No acute osseous abnormalities are detected .
    OUTPUT:
    
Right lower lobe opacity concerning for pneumonia or aspiration . Mild pulmonary vascular congestion .