Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac , mediastinal and hilar contours are normal . The pulmonary vasculature is normal . Small right pleural effusion is demonstrated , and was present on the previous chest CT from ___ . Linear atelectasis is demonstrated in the right middle lobe and right lower lobe . Left lung is clear . No pneumothorax is identified . No focal consolidation is visualized . There are no acute osseous abnormalities .
    OUTPUT:
    
Small right pleural effusion and right basilar atelectasis .