Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no new lung consolidation worrisome for pneumonia . A stent is in the upper trachea due to anterior mediastinal mass , better assessed with recent dedicated CT scan . Left - sided Port - A - Cath ends in distal brachiocephalic vein . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
There is no evidence of pneumonia .