Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An ET tube is present . The tip lies approximately 4 .4 cm above the carina . A left - sided PICC line is present , tip overlies the mid / distal SVC . The patient is status post sternotomy , with the enlarged cardiomediastinal silhouette , similar to ___ . There is upper zone redistribution and mild vascular plethora , consistent with CHF -- this is similar , possibly slightly improved . Again seen is increased retrocardiac density consistent with left lower lobe collapse and / or consolidation and a small to moderate left effusion . Left hemidiaphragm is obscured . The right base , there is minimal atelectasis and possible minimal blunting the right costophrenic angle .
    OUTPUT:
    
Left lower lobe collapse and / or consolidation and small to moderate left effusion , similar to the prior film . Upper zone redistribution and mild vascular plethora , consistent with CHF , is similar , possibly slightly improved .