Hematology

Blood counts, indices and hematology calculations. 23 free tools.

• RBC Indices Calculator - MCV, MCH and MCHC from one set of values.
• MCV Calculator - Mean corpuscular volume.
• MCH Calculator - Mean corpuscular hemoglobin.
• MCHC Calculator - Mean corpuscular hemoglobin concentration.
• Absolute Neutrophil Count Calculator - Absolute neutrophil count from WBC and differential.
• Absolute Eosinophil Count Calculator - Absolute eosinophil count from WBC and differential.
• Absolute Lymphocyte Count Calculator - Absolute lymphocyte count from WBC and differential.
• Absolute Monocyte Count Calculator - Absolute monocyte count from WBC and differential.
• Absolute Basophil Count Calculator - Absolute basophil count from WBC and differential.
• Corrected WBC Count Calculator - Correct WBC for nucleated red cells.
• Corrected Reticulocyte Count Calculator - Retic % corrected for anemia.
• Reticulocyte Production Index Calculator - RPI with maturation correction.
• Mentzer Index Calculator - Compare microcytic anemia patterns.
• Neutrophil-to-Lymphocyte Ratio Calculator - NLR from absolute counts.
• Platelet-to-Lymphocyte Ratio Calculator - PLR from platelet and lymphocyte counts.
• Systemic Immune-Inflammation Index Calculator - SII from platelets, neutrophils and lymphocytes.
• Immature Granulocyte Count Calculator - Absolute immature granulocytes (IG).
• Absolute Nucleated RBC Count Calculator - NRBC per uL.
• Absolute Reticulocyte Count Calculator - Reticulocyte percentage converted to an absolute count.
• Hematocrit and Hemoglobin Rule of Three - Quick estimate of hematocrit from hemoglobin or the reverse.
• Manual Cell Count (Hemocytometer) Calculator - Cells per microliter from a counting chamber.
• Allowable Blood Loss Calculator - Maximum blood loss before reaching a chosen hematocrit.
• Iron Deficit (Ganzoni) Calculator - Total iron needed to correct anemia and refill stores.