Ferric iron (Fe3+) (Fe3+)

Ferric iron (Fe3+) deposits refer to the accumulation of iron in its trivalent oxidation state within tissues, typically sequestered in storage proteins like ferritin or as insoluble hemosiderin aggregates (StatPearls, 2023). Iron is a vital micronutrient required for essential cellular functions, including oxygen transport in hemoglobin and electron transfer in the mitochondrial respiratory chain (NIH, 2023). However, when iron levels exceed the capacity of storage proteins, free ferric iron can participate in redox reactions that generate hydroxyl radicals, leading to lipid peroxidation and systemic organ damage (PubMed, 2022). This accumulation is a primary pathological feature in conditions such as hereditary hemochromatosis and secondary iron overload resulting from chronic blood transfusions in patients with thalassemia or sickle cell disease (NIDDK, 2023). Pharmacological management involves iron chelation therapy, where drugs like deferoxamine or deferasirox bind specifically to ferric iron to facilitate its mobilization and excretion (PubChem, 2023). Monitoring these deposits is critical in clinical practice to prevent complications such as cirrhosis, heart failure, and endocrine dysfunction (Mayo Clinic, 2023).

Other names

Iron (III)Ferric ionNon-heme ironTissue iron depositsHemosiderin ironTrivalent iron

Iron chelators bind to ferric iron (Fe3+) with high affinity, forming stable, water-soluble complexes that prevent the iron from participating in oxidative reactions and facilitate its excretion from the body (PubChem, 2023).