Method for Calculating Fetoplacental Blood Volume

Purpose: To estimate the fetoplacental blood volume based on changes in fetal hemoglobin before and after intra-uterine transfusion using the method of Hoogeveen et al.

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Evaluation

Are you evaluating a fetus who requires intrauterine blood transfusions?

Yes

Gestational age

weeks

Percent hemoglobin F in fetal blood before transfusion (enter from 0 to 100)

Percent hemoglobin F in fetal blood after transfusion (enter from 0 to 100)

Fetal hematocrit before transfusion (enter as a decimal fraction from 0.05 to 1)

Donor hematocrit (enter as a decimal fraction from 0 to 1)

Volume of donor blood infused

Results

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Results Interpretation and Description References Next Steps

Data complete?

Evaluation appropriate?

Estimated fetoplacental red cell volume

Estimated fetoplacental blood volume before the donor transfusion

Estimated fetoplacental blood volume based on gestational age

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Interpretation and Description

References

Next Steps in Evaluation

Diagnosis

Other Testing

Therapy

Dosage Calculations

ICD-10

P55 - Haemolytic disease of fetus and newborn
P61 - Other perinatal haematological disorders

Info

Purpose: To estimate the fetoplacental blood volume based on changes in fetal hemoglobin before and after intra-uterine transfusion using the method of Hoogeveen et al.

ICD-10: P55, P61,

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