Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is moderate cardiac enlargement . Left chest wall dual lead pacing device , prosthetic aortic valve and dense mitral annular calcifications are again noted . There is mild pulmonary edema . There is no confluent consolidation or large effusion .
    OUTPUT:
    
Moderate cardiomegaly and mild pulmonary edema .