Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the prior chest radiograph of ___ , there is new right lower lobe linear opacity . There is no pleural effusion or pneumothorax . Moderate cardiomegaly and mild cephalization is unchanged . The aorta is tortuous .
    OUTPUT:
    
New linear right lower lobe opacities likely represent atelectasis . Moderate cardiomegaly , stable .