Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are provided . Since the prior exam , there is new air space consolidation in the right lung base concerning for worsening pneumonia . The previously noted consolidation in the left lung base is not significantly changed . The upper lungs appear well aerated . The heart size appears grossly stable . The mediastinal contour is unremarkable . Bony structures are intact .
    OUTPUT:
    
Multifocal pneumonia at the right and left lung base , worse compared with prior exam with new involvement of the right lower lung .