Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs were provided . Lung volumes are low . There is no focal consolidation , pleural effusion or pneumothorax . The previously seen left pleural effusion has essentially resolved . The cardiomediastinal silhouette is unremarkable . The visualized upper abdomen is unremarkable . There are degenerative changes in the thoracic spine . Mild anterior wedging is noted in the lower thoracic spine , unchanged from the prior exam .
    OUTPUT:
    
Low lung volumes but no acute cardiopulmonary process .