Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP single view of the chest has been obtained with patient in supine position . Comparison is made with the next previous chest examination obtained seven hours earlier during the same day . This image is a transferred chest x-ray from another institution . There is moderate cardiac enlargement but no evidence of acute pulmonary congestive pattern is seen on this supine positioned patient . No evidence of acute infiltrates and the lateral pleural sinuses are free .
    OUTPUT:
    
Unremarkable chest examination . No evidence of acute pneumonic infiltrate as can be assessed on single portable chest view .