Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A focal opacity seen in the right mid lung , correlating to right upper lobe on lateral view , concerning for pneumonia . The left lung is clear . A left pectoral pacemaker seen with a transvenous leads in the right ventricle . No pneumothorax , pleural effusion , or pulmonary edema .
    OUTPUT:
    
Right upper lobe pneumonia .