Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild Cardiomegaly is unchanged . Thoracic aorta remains large and tortuous , as seen previously , with little change in comparison to prior study from ___ . There is indistinctness as well as prominence of the pulmonary vasculature suggestive of mild to moderate pulmonary edema . No acute fractures are identified .
    OUTPUT:
    
Mild - to - moderate pulmonary edema , likely resulting from congestive heart failure .