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Pediatric Blood Transfusion Calculator

kg
g/dL
g/dL

Result

Calculated result 120 Based on the values entered.
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Pediatric Blood Transfusion Calculator Calculate pediatric PRBC transfusion volume. Formula: Volume (mL) = Body Weight (kg) × Desired Hgb increase (g/dL) × 3. Clinical reference only; consult pediatric hematology. — free online calculator.

Formula

Volume = Weight(kg) × (Target - Current Hgb) × 3
  • Pediatric Blood Transfusion Calculator calculates its result from Child Weight (kg), Current Hemoglobin (g/dL), Target Hemoglobin (g/dL). It uses the formula Volume = Weight(kg) × (Target - Current Hgb) × 3. Change any input to recalculate the result instantly. This is an informational calculation and is not medical advice.
  • The main inputs are Child Weight, Current Hemoglobin, Target Hemoglobin. Enter them in the units and format shown in the calculator.
  • Use the measurement units shown beside each field. The result is an estimate and should be interpreted in context.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: Pediatric Blood Transfusion

Inputs
  • Child Weight: 20 kg
  • Current Hemoglobin: 7 g/dL
  • Target Hemoglobin: 9 g/dL

Using Child Weight (kg) = 20, Current Hemoglobin (g/dL) = 7, Target Hemoglobin (g/dL) = 9, the calculated result is 120.

Sample result: Calculating…

Frequently asked questions

What does the Pediatric Blood Transfusion calculate?

Pediatric Blood Transfusion Calculator Calculate pediatric PRBC transfusion volume. Formula: Volume (mL) = Body Weight (kg) × Desired Hgb increase (g/dL) × 3. Clinical reference only; consult pediatric hematology. — free online calculator.

Which values should I enter?

Enter Child Weight, Current Hemoglobin, Target Hemoglobin using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: Volume = Weight(kg) × (Target - Current Hgb) × 3.

Why might my result differ from another source?

Results can differ because measurement methods, rounding and assumptions vary. This calculator is an estimate and is not a medical diagnosis.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 7, 2026