Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no significant interval change compared to yesterday 's radiograph . The support lines and devices are unchanged in position . ET tube is 4 .8 cm above the carina . Right PICC line is unchanged in position . Lung volumes remain low . There is a small - to - moderate left pleural effusion , unchanged from prior . Right lung base atelectasis noted . There is no pneumothorax . No evidence of pulmonary edema . Stable cardiomediastinal silhouette .
    OUTPUT:
    
Unchanged appearance of right lung base atelectasis and small - to - moderate left pleural effusion .