Reticulocyte Count Calculator

Free calculate reticulocyte count and index. This is an educational tool only - always consult a healthcare provider.

Laboratory Values

Results

Enter lab values to calculate reticulocyte index

About Reticulocytes

  • • Reticulocyte Index = Retic % × (Hct / 45)
  • • Normal: 1-2%
  • • <1%: Inadequate response
  • • >2%: Appropriate response
  • • Measures bone marrow function