Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is biapical opacification , unchanged from prior , consistent with fibrosis . Again visualized is a calcified anterior mediastinal lymph node . The lungs are otherwise clear without focal consolidations concerning for pneumonia . Heart size is normal . The mediastinal and hilar contours are normal . The pulmonary vasculature is normal . No pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities .
    OUTPUT:
    
1 . No evidence of pneumonia . 2 . Biapical fibrosis unchanged from prior .