Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . Vertically oriented opacities in the lungs seen paralleling mediastinum suggestive of scarring . Surgical chain sutures seen in the perihilar region on the left . Since prior , there is diffusely increased interstitial markings throughout the lungs . There is no confluent consolidation . There is no effusion or pneumothorax . Cardiomediastinal silhouette is stable . No acute osseous abnormality is detected .
    OUTPUT:
    
New bilateral increased interstitial markings throughout the lungs which can be seen in setting of interstitial edema or atypical infection .