Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again seen is cardiomegaly , similar to prior . Right IJ Swan - Ganz catheter tip overlies the right pulmonary artery , similar to prior . A left - sided biventricular pacemaker / ICD is again noted , unchanged . There is upper zone redistribution and diffuse vascular blurring , consistent with CHF , not significantly changed compared with 1 day earlier . No new area of consolidation or gross effusion identified . No pneumothorax detected .
    OUTPUT:
    
Cardiomegaly and mild CHF , without significant change compared 1 day earlier .