Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable view of the chest is compared to previous exam from ___ . The lungs are clear of consolidation or large effusion . There is prominence of the interstitial markings within the infrahilar region on the left which have remained stable dating back to ___ and may be due to scarring . Cardiomediastinal silhouette is normal . Osseous and soft tissue structures are unremarkable . TIPS is partially identified in the right upper quadrant .
    OUTPUT:
    
No acute cardiopulmonary process .