It resulted in a positive pregnancy test, but ended in miscarriage. These are specialised white blood cells. But when elevated, they can fight the pregnancy.”O’Donnell’s IVF clinic suggested she do the Chicago blood test. “If your pregnancy loss is related to inflammation or problems with your immune system, there are treatments like steroids that can help,” she says. “I would urge anyone with complex fertility problems to look into immune support,” she says.

Source: Irish Examiner March 13, 2026 16:37 UTC