Clinical Edge

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Preeclampsia doubles risk of postpartum transfusion reactions

Key clinical point: Women with preeclampsia were found to be at the highest risk for transfusion reactions when receiving a blood transfusion post partum.

Major finding: The risk of transfusion-related reactions was more than double in pregnant women with preeclampsia, compared with pregnant women without the condition (odds ratio, 2.1; 95% confidence interval, 1.7-2.6).

Study details: A retrospective analysis of 12,183 women who received a blood transfusion post partum.

Disclosures: The study was partially funded by Södra Sjukvårdsregionen. The researchers reported having no conflicts of interest.


Thurn L et al. Blood Adv. 2019 Jul 31. doi: 10.1182/bloodadvances.2019000074.