CEACAM5 and anemia: Laboratory results showed mild anemia (hemoglobin level, 105 g/L), serum carbohydrate antigen (CA)125 level elevated to 134.4 kU/L (normal, 0 to about 35.0 kU/L), and serum CA724 level elevated to 139.8 kU/L (normal, 0 to about 6.9 kU/L), while serum levels of CA199, CA153, and carcinoembryonic antigen (CEA) were within the normal range.