Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low secondary crowding of the bronchovascular markings . Superimposed mild pulmonary edema is also possible . Blunting of the left lateral costophrenic angle suggests an effusion . There may also be a small right pleural effusion as well . Left chest wall Port - A - Cath is again noted , catheter tip not clearly delineated but likely in the region of the RA SVC junction .
    OUTPUT:
    
Low lung volumes and probable bilateral effusions , left larger than right . Superimposed mild edema is also possible .