Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Tiny right pleural effusion , decreased in size from prior with fluid layering in the minor fissure . Shallow inspiration . Increased mild left basilar opacity , atelectasis versus infiltrate . No pneumothorax Right chest wall Port - A - Cath tip projects over the cavoatrial junction Right upper quadrant abdominal stent is noted , likely biliary . This preliminary report was reviewed with Dr . ___ , ___ radiologist .
    OUTPUT:
    
Interval decrease in size of a tiny right pleural effusion . Shallow breath with interval increase in the mild left basilar airspace opacity , representing atelectasis or developing infiltrate .