Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A new consolidation in the left lower lobe obscuring the left hemidiaphragm is consistent with a pneumonia . There is a small left pleural effusion which is better seen on prior CT chest . Again seen is right basal atelectasis . There is mild pulmonary vascular congestion . Severe cardiomegaly is stable . There is no pneumothorax .
    OUTPUT:
    
Left lower lobe pneumonia .