Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left PICC ends at the cavoatrial junction . The cardiac and mediastinal contours are stable . Bilateral lower lobe opacities are new since ___ and could represent atelectasis , aspiration or infection . There is no pleural effusion or pneumothorax . There are old right rib fractures .
    OUTPUT:
    
1 . A left PICC ends at the cavoatrial junction . 2 . Bilateral lower lobe opacities are new since ___ and could represent atelectasis , aspiration or infection . PA and lateral views in deep inspiration are recommended .