Fig. 1From: Iron Deficiency Defined by Hepcidin in Critically Ill PatientsSchematic representation of iron deficiency biomarker variation according to iron stores and inflammation. TSAT, Transferrin saturation. This graph represents the expected variations of TSAT (blue lines) and hepcidin (red lines), according to the level of iron stores and in absence of inflammation (left panel) or in case of inflammatory states (right panel)Back to article page