Pregnant women who are suspected of having pre-eclampsia will be offered a test on the NHS to detect the condition.
Pre-eclampsia affects some pregnant women, often during the second half of pregnancy or after they are born.
With early symptoms including high blood pressure and protein in the urine, it can lead to serious complications if not detected and, in some cases, women may experience severe headaches, vision problems, pain under the ribs, swelling and vomiting. can.
Tests were previously available to rule out this condition, but now they will be available to detect a positive diagnosis.
The National Institute for Health and Care Excellence (Nice) states that midwives can use one of four blood tests to help diagnose suspected preterm pre-eclampsia and use them from 20 weeks to 36 weeks and six days. can go.
Experts expect them to pick up 6% of pregnancies affected by the condition.
The tests measure the level of placental growth factor (PLGF), a protein that helps new blood vessels grow in the placenta.
The level of PlGF in the blood may be abnormally low and this may be a sign that the placenta is not developing.
Jeanette Kusel, Acting Director of MedTech and Digital at Nice, said: “New evidence presented to the committee shows that these tests can help to successfully diagnose pre-eclampsia, a diagnostic tool for decision-making. information as well rather than revoking it.
“This is extremely valuable to doctors and expectant mothers because they can now have increased confidence in their treatment plans and preparation for a safe birth.”
Dr Mark Krosse, chair of the Nice Diagnostics Advisory Committee, said: “The committee called for further research looking at this topic in 2016. After some excellent research, we can now issue draft guidance for the four tests that can be used by the NHS. may help with the diagnosis of pre-eclampsia.”