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Hematology · Internal Medicine

Absolute Reticulocyte Count calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

Result

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Formula inputs

  • Reticulocyte percentage (%)Accepted range: 0 to 50
  • RBC count (×10⁶/μL)Accepted range: 0.5 to 8

Primary source

Briggs C et al. Assessment of an immature platelet fraction (IPF) in the diagnosis of ITP. Blood. DOI: 10.1182/blood-2003-08-2728. PMID: 15100149. Scope: absolute reticulocyte count (×10⁹/L) = (reticulocyte percent / 100) × RBC count (×10⁶/μL) × 1000. (2004)

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