Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: 1 portable AP upright view of the chest . There is marked enlargement of the cardiac silhouette . There has been an interval increase in pulmonary vascular engorgement and pulmonary edema . No definite pleural effusion however there may be a small left pleural effusion . No pneumothorax . More confluent opacity in the right lung base likely represents engorged pulmonary vasculature / edema however pneumonia can not be completely ruled out .
    OUTPUT:
    
Marked enlargement of cardiac silhouette and moderate pulmonary edema . More confluent opacity in the right lower lobe likely represents engorged vessels / edema however pneumonia can not be entirely ruled out . Possible small left pleural effusion .