Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to the prior radiograph performed in ___ , there is a new parenchymal opacity in the left lower lobe , suspicious for pneumonia . This is best appreciated on the lateral view . No pleural effusion or pneumothorax . Heart size is normal . No abnormal mediastinal widening . No acute osseous abnormalities .
    OUTPUT:
    
New left lower lobe parenchymal opacity is suspicious for pneumonia .