HAMP and autoimmune hemolytic anemia: Serum level of hepcidin in hemolytic episode AIHA patients and remission patients were significantly higher than that in HCs (28,888 ± 4,546 and 19,766 ± 3,250 vs. 9,482 ± 3,572 pg/mL, respectively; p = 0.0083 and 0.0473 respectively).