Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . Low lung volumes are again noted . There is secondary crowding of the bronchovascular markings . There is no large confluent consolidation or effusion . The cardiomediastinal silhouette is stable . Dense mitral annular calcifications are noted . Right PICC is seen ; however , the tip is not clearly delineated . Drain identified in the left upper quadrant . Right upper quadrant drain is no longer seen . Peripherally calcified structures suggestive of gallstones seen in the right upper quadrant .
    OUTPUT:
    
Low lung volumes without definite acute cardiopulmonary process .