Bad Blood? Why Transfusions from Women May Be Risky for Men

Bad Blood? Why Transfusions from Women May Be Risky for Men:

Getting blood from a woman who has ever been pregnant could be risky for men, a new study from the Netherlands suggests.

The study, published today (Oct. 17) in the journal JAMA, found that men who received blood transfusions from previously pregnant female donors were 13 percent more likely to die during the study period, compared with men who received blood transfusions from male donors.

In contrast, men who received blood transfusions from women who had never been pregnant were not at increased risk of death over the study period, compared with men who received transfusions from other men, the study found. And women who received blood from women either with or without a history of pregnancy were not at increased risk of death, compared with women who received blood from male donors.

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