Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP view of the chest provided . Surgical hardware is unchanged . 2 left chest tubes end in the left lung apex , unchanged from prior . The left pigtail catheter coils in the left upper quadrant . A minimal amount of subcutaneous emphysema along the left chest wall is unchanged . Tiny , residual pneumothorax at the left lung apex is significantly improved . A moderate right pleural effusion is mildly worsened . A left small pleural effusion appears mildly improved . An opacity along the left lateral chest wall , likely represents surgical changes following pleurodesis and is significantly improved . Predominately bibasilar alveolar and interstitial opacities in the setting of moderate cardiomegaly and prominence of the pulmonary vasculature likely represents improved mild to moderate pulmonary edema . Moderate retrocardiac atelectasis is unchanged .
    OUTPUT:
    
1 . Tiny , residual pneumothorax at the left lung apex is significantly improved from ___ . 2 . Improved mild to moderate pulmonary edema . 3 . An opacity along the left lateral chest wall , likely represents surgical changes following pleurodesis and is significantly improved .