TF and hereditary hyperferritinemia with congenital cataracts: However, her serum iron level of 66 μg/dl (range 30–160 μg/dl), total iron binding capacity value of 293 μg/dl (range 220–420 μg/dl), and calculated transferrin saturation value of 23% (range 20%–50%) were all well within the normal adult female range, and were consistent with a diagnosis of hereditary hyperferritinemia-cataract syndrome (HHCS, OMIM ID: 134790).