Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are chronic small bilateral pleural effusions and thickening with chronic atelectasis / scarring of the lower lobes . The hilar and cardiomediastinal contours are normal and the lungs are otherwise clear . There is no pneumothorax . A left chest wall port catheter terminates in the low SVC .
    OUTPUT:
    
No acute cardiopulmonary process .