Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A portable frontal chest radiograph demonstrates a left chest wall pacer device with a single lead overlying the right ventricle , a right PICC terminating in the low SVC , and clips projecting over the midline upper abdomen . There is mild to moderate cardiomegaly , unchanged . Increased opacity over the medial right lower lung and left lower hemi thorax , with retrocardiac opacity , may be related to layering pleural effusions . A superimposed infection can not be excluded in the right clinical setting . New left mediastinal shift is concerning for left lower lobe atelectasis . There is no pneumothorax . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
Hazy opacity in the medial right lower lung and left lower lung , with retrocardiac opacity , possibly due to bilateral pleural effusions . However , a superimposed infection can not be excluded in the right clinical setting . New left lower lobe atelectasis .