Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left pectoral pacemaker is noted with leads terminating in the right atrium and right ventricle . Heart is normal size . There is no evidence of pulmonary edema . The aorta is tortuous . There is volume loss seen throughout the right hemithorax . There is a vague opacification and within the right upper lobe . No well defined masses visualized . The minor fissure appears to be in normal position . There is prominence of the right hilum . No pleural effusion or pneumothorax . Left lung shows minimal bibasilar atelectasis .
    OUTPUT:
    
1 . Vague opacification within the right upper lobe could represent pneumonia in the correct clinical setting . Apical lordotic views or chest CT recommended . 2 . Prominence of the right hilum may indicate underlying lymphadenopathy .