Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right lateral costophrenic angle is now clear . There is a small left subpulmonic pleural effusion . Bilateral interstitial edema appears more prominent from the prior exam . Moderate cardiomegaly is stable . No pneumothorax or definite focal consolidation . There is diffuse osteopenia and multilevel degenerative changes with anterior osteophytes in loss of intervertebral disc height in the visualized thoracic spine , overall similar to the prior exam .
    OUTPUT:
    
1 . Interval increased interstitial edema . 2 . Small left subpulmonic effusion . 3 . Stable moderate cardiomegaly .