Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate a new region of retrocardiac consolidation as compared to radiograph dated ___ which on lateral views corresponds to left lower lobe consolidation concerning for pneumonia . There is a small right - sided pleural effusion with stable appearing bronchial infiltration at the right lung base . Redemonstration of right PICC with its tip terminating in the cavoatrial junction . Heart size is normal . No pneumothorax .
    OUTPUT:
    
Left lower lobe consolidation new since ___ likely pneumonia . These findings were communicated to the ordering physician via ___ at the time findings were discovered .