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Siderophilin, TRF.

Common Use:
To assess circulating iron levels related to dietary intake to assist in diagnosing disorders such as iron deficiency anemia or hemochromatosis.

Serum collected in a gold-, red-, or red/gray-top tube.

Normal Findings:
(Method: Nephelometry)

AgeConventional UnitsSI Units (Conventional Units × 0.01)
Newborn130–275 mg/dL1.3–2.75 g/L
1–9 yr180–330 mg/dL1.8–3.3 g/L
10–19 yr195–385 mg/dL1.95–3.85 g/L
 Male215–365 mg/dL2.2–3.6 g/L
 Female250–380 mg/dL2.5–3.8 g/L

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