Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The hilar and mediastinal contours are normal . There is an increased left lower lobe opacification concerning for pneumonia . The previously seen right lower lobe opacification has improved and could have been secondary to underlying pleural effusion . Lateral views demonstrate a small pleural effusion . There is no pneumothorax .
    OUTPUT:
    
New left lower lobe pneumonia . These findings were discussed with ___ ( respondent of Dr . ___ ___ in the operating room ) at 10 : 45 am by Dr . ___ by telephone on the day of the exam .