Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views the chest were viewed . Mild cardiomegaly is new since the prior study . The mediastinal and hilar contours are stable with median sternotomy wires and CABG clips . There is a small left pleural effusion , and there may be a small right pleural effusion . There is no pneumothorax . Increased interstitial markings diffusely are likely due to mild pulmonary edema . There is no focal consolidation concerning for pneumonia .
    OUTPUT:
    
Mild pulmonary edema with a small left pleural effusion and new mild cardiomegaly .