Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to prior chest radiograph from ___ , there has been interval placement of a right IJ central venous catheter with its tip projecting over the mid-to - low SVC . There has been interval removal of Swan - Ganz catheter and ET tube . A pleural drain remains in the left lung . There is minimal left apical pneumothorax . Mild pulmonary edema and small right pleural effusion remain unchanged . Cardiomediastinal silhouette is stable .
    OUTPUT:
    
Minimal left apical pneumothorax . Unchanged mild pulmonary edema and small right pleural effusion .