Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal contour is unchanged with moderately severe cardiomegaly . A left - sided PICC terminates at the origin of the SVC . The tip of the nasogastric tube is not visualized but lies below the left hemidiaphragm . There is new left lower lobe atelectasis with associated volume loss . The bilateral hila appear prominent consistent with pulmonary vascular congestion but no frank pulmonary edema seen .
    OUTPUT:
    
Atelectasis of the left lower lobe is new compared to the prior study . Pulmonary vascular congestion without frank pulmonary edema .