Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low which limits the evaluation . There is no focal consolidation , pleural effusion , or pneumothorax . There is crowding of the pulmonary vasculature but no signs of pulmonary edema . A right chest wall port with catheter tip in the right atrium is new since the prior study . The cardiomediastinal silhouette is unremarkable . Bones are intact .
    OUTPUT:
    
Low lung volumes slightly limit assessment , but no focal consolidation .