Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Biapical scarring is unchanged . New focal opacity in the left upper lung field is concerning for pneumonia in the correct clinical setting . There is no pleural effusion , or pneumothorax . The aorta is tortuous and unchanged . The heart size is normal . The mediastinal and hilar contours are normal .
    OUTPUT:
    
New left upper lung field focal opacity which may reflect pneumonia in the correct clinical setting . Follow up radiographs after treatment are recommend to ensure resolution of this finding . These findings were discussed with Dr . ___ by Dr . ___ at 3 : 44 pm on ___ by phone at time of discovery .