Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest are compared to previous exam from ___ . The lungs are hyperinflated but clear of consolidation . There is no evidence of large effusion . Blunting of the lateral costophrenic angles may be due to underlying pleural thickening or scarring . The cardiac silhouette is enlarged , similar to prior . The aorta is markedly tortuous , as on prior . There is no evidence of pulmonary vascular congestion . The osseous and soft tissue structures are unremarkable .
    OUTPUT:
    
Hyperinflation without evidence of acute cardiopulmonary process .