Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No focal consolidation , effusion , or pneumothorax is seen . The heart remains moderately enlarged with mild pulmonary edema which improves slightly improved from prior exam . The mediastinal contour appears stable . Visualized osseous structures are unremarkable .
    OUTPUT:
    
Mild pulmonary edema , stable cardiomegaly .