Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild pulmonary vascular engorgement . Moderate compressive atelectasis and pregnancy may be contributing to slight enlarged appearance of the heart on this portable film . No pneumothorax or pulmonary edema .
    OUTPUT:
    
Mild pulmonary vascular engorgement without pulmonary edema . No chest x-ray findings suggestive of aortic dissection .