Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest are compared to previous exam from ___ . Blunting of the lateral costophrenic angles bilaterally is most suggestive of pleural thickening . Relatively low lung volumes are seen as on prior . There is no new consolidation , nor pulmonary vascular congestion . The cardiac silhouette is mildly enlarged , similar to prior . Degenerative changes are noted at the left shoulder as well as mild compression deformity of the mid thoracic spine , which is unchanged . There is minimal opacity in the left mid lung projecting over the superior aspect of the cardiac shadow similar to prior and could represent scarring .
    OUTPUT:
    
No definite acute cardiopulmonary process .