Haematology · Paediatrics · Internal Medicine
Mentzer Index calculator
Enter the published formula inputs below to calculate and interpret this score.
Clinical inputs
fL
Allowed range: 40–120 fL
Quick picks
×10⁶/μL
Allowed range: 1–10 ×10⁶/μL
Quick picks
Result
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Clinical inputs
- Mean corpuscular volume (MCV) (fL)Accepted range: 40 to 120
- RBC count (×10⁶/μL)Accepted range: 1 to 10
Primary source
Mentzer WC Jr. Differentiation of iron deficiency from thalassaemia trait. Lancet. DOI: 10.1016/s0140-6736(73)91446-3. PMID: 4123424. Scope: Mentzer index = MCV (fL) ÷ RBC count (×10⁶/μL); values <13 favor thalassemia trait and >13 favor iron deficiency in microcytic anemia. (1973)
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