Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Multiple parenchymal based masses are better evaluated on the prior CT , but vaguely evident in the right lower and left lower lobes . Additional smaller masses are not well seen . There is no evidence of pneumonia . Cardiac size is normal . Aorta is mildly unfolded . No pleural effusion . No pneumothorax .
    OUTPUT:
    
No evidence of acute pulmonary process . Known multiple parenchymal nodules not fully evaluated on this radiograph .