Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison the prior study of ___ , pulmonary vascular congestion has resolved . Cardiomediastinal silhouette is notable for tortuosity of the thoracic aorta . Linear opacities at the right base likely represent atelectasis . Heterogeneously dense retrocardiac opacities may represent atelectasis or developing consolidation . There is no pleural effusion or pneumothorax . Several compression deformities in the thoracic spine have progressed since the the study of ___ .
    OUTPUT:
    
1 . Heterogeneous bibasilar opacities likely represent atelectasis however in the retrocardiac region , developing consolidation can not be excluded . 2 . Multiple compression deformities in the thoracic spine have progressed since the prior examination of ___ . 3 . Right posterior second and third rib fractures were present on the prior radiograph and may be pathologic .