Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right - sided Port - A - Cath access venous catheter terminates in the distal SVC . The cardiomediastinal and hilar contours are within normal limits . There is mild tortuosity of the descending aorta . The lungs are well expanded and clear . There is no focal consolidation , pleural effusion or pneumothorax . Nodular opacity over the left lung could reflect the nipple shadow , however further evaluation is recommended with nipple markers .
    OUTPUT:
    
Nodular opacity over left lung projecting over nipple shadow , recommend repeat examination with nipple markers . Otherwise , no acute cardiopulmonary process .