Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bibasilar parenchymal scarring is seen on prior CT scans is present . A right lower lobe consolidation is concerning for pneumonia . Peripheral septal lines suggest superimposed mild pulmonary edema . There is no pneumothorax . The heart and mediastinum are within normal limits . Spinal degenerative changes are present .
    OUTPUT:
    
Right lower lobe pneumonia with suspicion for coexisting mild CHF . Followup radiographs after antibiotic therapy may be helpful to document resolution if warranted clinically .