Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: 2 views of the chest show a left chest wall pacemaker generator with right atrial and ventricular leads , appropriately positioned . Again noted is elevation of the left hemidiaphragm . The lungs are clear with no focal consolidation , pleural effusion , or pneumothorax . The cardiac and mediastinal contours are stable .
    OUTPUT:
    
No acute cardiopulmonary process .