Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A small right pleural effusion with mild adjacent basilar atelectasis is seen . Moderate cardiomegaly is stable . Left pectoral pacemaker is unchanged with a transvenous lead seen in the right ventricle . No pneumothorax or pulmonary edema . A fiducial marker is seen adjacent to the known left upper lobe adenocarcinoma with expected surrounding post-radiation changes .
    OUTPUT:
    
1 . Small right pleural effusion with mild adjacent right basilar atelectasis . 2 . A fiducial marker is seen adjacent to the site of known left upper lobe adenocarcinoma with surrounding post-radiation changes .