Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable upright AP view of the chest provided . There is diffuse consolidation within the left lung , similar to prior study . Dense consolidation is seen within the right upper lobe , which is increased from prior exam . No pneumothorax .
    OUTPUT:
    
Persistent consolidation within the left lung and increasing confluence of right upper lobe consolidation is concerning for worsening pneumonia .