Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with the prior radiographs , increased interstitial lung markings and indistinctness of the pulmonary vasculature are due to interstitial pulmonary edema . The heart is slightly larger than the prior study . Bilateral pleural effusions , left greater than right , are stable since ___ . No new focal consolidation or pneumothorax . Unchanged positioning of multiple surgical clips denoted priors thyroid surgery and the stimulator device .
    OUTPUT:
    
1 . Interstitial pulmonary edema is new since ___ . 2 . Bilateral pleural effusions , left greater than right , are stable since that time .