Miscarriage risk: Hormone test can reveal if pregnancy is viable

How a simple hormone test can reveal early on in pregnancy if women are at risk of miscarriage Measuring a woman's progesterone levels early in pregnancy could indicate if they were likely to reach full-term The test was most accurate when combined with an ultrasound | UPDATED: 15:54 GMT, 28 September 2012 One in three women experience abdominal pain or vaginal bleeding at the start of their pregnancies, which can be symptoms of miscarriage.