Calculators
Calculators
Clinical calculators for laboratory professionals, covering electrolyte balance, acid-base status, and more.
Showing 24 of 80 results
Fractional Excretion of Urea (FEUrea) Calculator
Calculate FEUrea to distinguish prerenal from intrinsic acute kidney injury, especially on diuretics.
Fractional Excretion of Sodium (FENa) Calculator
Calculate FENa to help distinguish prerenal from intrinsic acute kidney injury.
BUN/Creatinine Ratio Calculator
Calculate the blood urea nitrogen to creatinine ratio to evaluate azotemia.
Creatinine Clearance (Cockcroft-Gault) Calculator
Estimate creatinine clearance using the Cockcroft-Gault formula for drug dosing.
eGFR (CKD-EPI 2021) Calculator
Estimate eGFR (estimated glomerular filtration rate, GFR) using the race-free CKD-EPI 2021 creatinine equation.
Corrected Calcium Calculator
Adjust total serum calcium for serum albumin using the corrected calcium formula.
Corrected Sodium for Hyperglycemia Calculator
Correct serum sodium for hyperglycemia using the Katz formula.
Delta Ratio Calculator
Detect mixed acid-base disorders using the delta ratio (delta gap/delta bicarbonate).
Delta Gap Calculator
Calculate the delta gap between the measured and normal anion gap.
Anion Gap Calculator
Calculate the serum anion gap with or without potassium, including the albumin-corrected anion gap.
Systemic Immune-Inflammation Index Calculator
Calculate the systemic immune-inflammation index from the complete blood count.
Monocyte-to-Lymphocyte Ratio Calculator
Calculate the monocyte-to-lymphocyte ratio from the complete blood count.
Neutrophil-to-Lymphocyte Ratio Calculator
Calculate the neutrophil-to-lymphocyte ratio as an inflammation marker.
Platelet-to-Lymphocyte Ratio Calculator
Calculate the platelet-to-lymphocyte ratio as an inflammation marker.
Shine & Lal Index Calculator
Screen for beta-thalassemia trait using the Shine & Lal index.
Srivastava Index Calculator
Differentiate iron deficiency anemia from beta-thalassemia trait using the Srivastava index.
Green & King Index Calculator
Differentiate iron deficiency anemia from beta-thalassemia trait using the Green & King index.
England & Fraser Index Calculator
Differentiate iron deficiency anemia from beta-thalassemia trait using the England & Fraser index.
RDW Index Calculator
Differentiate iron deficiency anemia from beta-thalassemia trait using the RDW index.
Mentzer Index Calculator
Differentiate iron deficiency anemia from beta-thalassemia trait using the Mentzer index.
Reticulocyte Index Calculator
Calculate the reticulocyte index corrected for the patient hematocrit.
Corrected Reticulocyte Count Calculator
Correct the reticulocyte count for the degree of anemia.
Reticulocyte Production Index Calculator
Assess the bone marrow reticulocyte response adjusted for anemia severity.
RDW-CV Calculator
Calculate the red cell distribution width coefficient of variation from RDW-SD and MCV.