Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with prior radiographs of ___ , there is no significant change . Low lung volumes , with left lower lobe atelectasis are unchanged . There is no pneumothorax . There is no new focal consolidation or pleural effusion . There is stable mediastinal widening due to a combination of fat and moderate cardiomegaly . A left PICC line terminates in the upper right atrium . An NG tube is below the level of the diaphragm .
    OUTPUT:
    
Stable low lung volumes and left basilar atelectasis . No pneumonia .