Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been little change since the prior study . Lung volumes are low and heart mediastinum are stable . No pleural effusions , focal consolidation , or pneumothorax . The right midline tip projects over the right humerus and terminates at the level of the axillary vein , unchanged .
    OUTPUT:
    
No acute cardiopulmonary process .