Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided dual - lumen central venous catheter tip terminates within the right atrium , unchanged . Cardiac , mediastinal and hilar contours are within normal limits , and the heart size is normal . Lungs are clear and remain hyperinflated . No focal consolidation or pneumothorax is present . Minimal blunting of the left posterior costophrenic sulcus on the lateral view may suggest a trace left pleural effusion . There is no pulmonary vascular engorgement . Multiple clips are demonstrated within the right upper quadrant of the abdomen .
    OUTPUT:
    
Possible tiny left pleural effusion . Otherwise no acute cardiopulmonary process .