Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mildly enlarged but unchanged . The mediastinal and hilar contours are similar . Atherosclerotic calcifications are noted diffusely within the aorta . A moderate size right pleural effusion which appears to be partially loculated laterally appears similar in size compared to most recent prior exam . Right basilar opacity likely reflects atelectasis . Left lung is clear with the exception of minimal atelectasis at the base . No left - sided pleural effusion is noted , and no pneumothorax is identified . Calcified granuloma in the right upper lobe appears unchanged .
    OUTPUT:
    
Moderate size right pleural effusion which appears partially loculated laterally , with right basilar atelectasis . Findings appear similar compared to the prior chest radiograph .