Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . Relatively low lung volumes seen with crowding of the bronchovascular markings . There is no confluent consolidation or effusion . The cardiomediastinal silhouette is within normal limits . Median sternotomy wires and mediastinal clips are noted . No acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary process .