Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Port - A - Cath projects over the right chest with tip in the right atrium . Lung volumes are extremely low . A triangular density projecting over the left lower lung likely represents plate - like atelectasis . There is increased retrocardiac density . Otherwise , there is no focal consolidation , large effusion , or pneumothorax .
    OUTPUT:
    
1 . Extremely low lung volumes and bibasilar atelectasis . Given this , left lower lobe consolidaiton can not be excluded , but no other aras of consolidation are suggested . 2 . No free air under the diaphragm .