Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate cardiomegaly is similar compared to prior . There is mild pulmonary edema although improved since previous exam . There is no pleural effusion . Left chest wall dual lead pacing device is again seen . No acute osseous abnormalities .
    OUTPUT:
    
Cardiomegaly with mild pulmonary edema , improved since previous exam . No focal consolidation .