Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The left chest wall Port - A - Cath in unchanged position . There is stable appearance of the mediastinal mass , which is seen as a large opacity involving much of the mid and lower portions of the right lung anteriorly . Allowing for this , no focal consolidation , pleural effusion or pneumothorax . No evidence of CHF .
    OUTPUT:
    
No evidence of pneumonia . Unchanged mediastinal mass .