Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomegaly . Evidence of previous CABG . Tracheostomy tube in situ in the appropriate position . Left - sided PICC line with the tip in the proximal SVC . Interval progression of the airspace consolidation in the lung bases bilateral . Left - sided pleural effusion is increased . Moderate amount of intra-abdominal free air persists .
    OUTPUT:
    
Interval progression of the bibasal airspace consolidations suggest pneumonia / aspiration pneumonia . Left - sided pleural effusion has also increased in size .