Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Port - A - Cath remains implanted in the right chest wall with catheter extending to the region of the mid SVC . Nipple shadows are noted bilaterally . The lungs are clear without evidence of pneumonia or CHF . Hyperinflation of the lungs suggests underlying COPD . The heart and mediastinal contours are stable . The bony structures are intact . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
No acute intrathoracic process .