Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval placement of a right Pleurx catheter with substantial improvement of the right effusion , now with small remnant fluid . There is a likely small left pleural effusion . There is mild pulmonary edema and vascular congestion relatively unchanged from prior exam . Enlarged cardiac silhouette and hilar contours are stable . A left pectoral pacer is unchanged in position . There is no pneumothorax .
    OUTPUT:
    
Right Pleurx catheter in place with substantial improvement in right pleural effusion . Persistent small left effusion , and mild pulmonary edema and vascular congestion .