Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable view of the chest . Low lung volumes again seen with secondary crowding of the bronchovascular markings . Increased interstitial markings which could represent a component of interstitial edema or chronic lung disease . No definite large confluent consolidation identified . Cardiomediastinal silhouette is stable . Left chest wall single - lead pacing device is again seen .
    OUTPUT:
    
Low lung volumes with possible component of superimposed vascular congestion vs chronic lung disease .