Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral radiographs were acquired . As before , there is a left pacemaker with an associated right ventricular lead , not significantly changed in position . There is a new moderate right pleural effusion with evidence of lateral loculation . Fluid extends into the minor fissure . There is associated right basilar compressive atelectasis . Additional heterogeneous opacities in the right mid - to - lower lung , best seen on the PA projection , is concerning for an infectious process . The lungs are otherwise clear . There is no pneumothorax . The heart is moderately enlarged , not significantly changed in size . The mediastinal contours are unchanged with fullness of the superior mediastinum and indentation upon the right aspect of the trachea , possibly due to a substernal goiter , unchanged . Aortic calcifications are seen . Bilateral carotid artery calcifications are noted .
    OUTPUT:
    
1 . Moderate , partially loculated , right pleural effusion . 2 . Heterogeneous right basilar opacities , possibly representing compressive atelectasis , though pneumonia may also be present .