Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Diffuse asymmetric interstitial changes , worse on the left and at the right apex , are unchanged over multiple prior studies . There is again prominence of the left hilum which is better evaluated on CT chest ___ . The cardiac silhouette is stable . There is no pneumothorax . There is no pulmonary edema .
    OUTPUT:
    
No evidence of pulmonary edema . Chronic prominence of the interstitial lung markings , worse on the left , are stable from ___ .