Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left - sided pacemaker and associated right atrial and right ventricular leads are not significantly changed in position compared to the prior study from ___ . A moderate right pleural effusion is increased compared to the most recent study from ___ , slightly smaller than the pre-thoracentesis radiographs from ___ . ___ right lower lung compressive atelectasis is increased . Minimal left lower lung atelectasis is not significantly changed . There is a small left pleural effusion , unchanged . Mild cardiomegaly is not significantly changed . There is no pneumothorax . The mediastinal contours are normal .
    OUTPUT:
    
1 . Increased moderate right pleural effusion and ___ right basilar atelectasis . 2 . Mild cardiomegaly , not significantly changed .