Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right IJ line tip is in the proximal right atrium . There is increased patchy alveolar infiltrate lower lobe greater than upper lobe . Pulmonary vasculature is indistinct . Heart size is mildly enlarged . There tiny bilateral pleural effusions .
    OUTPUT:
    
Increased alveolar infiltrates . Is unclear if this is due to pulmonary edema and / or infection