The new guidelines Institute of Health and the Center for evaluation of the effectiveness of health care, in collaboration with the Ministry of Health, state news investigations carried out during pregnancy, physiological, non-hazardous.
First, the famous tests amniocentesis and chorionic villus sampling, those used to diagnose Down syndrome, will no longer be applied to all women over 35 years, as now happens, but only those which are positive in a test to assess the risk on the basis of age, nuchal translucency and specific blood tests as the fraction of free beta hCG and plasma protein A.
Avoid unnecessary tests, examinations that often lead women to anxiety and agitation, is the goal of these new directions, according to Victor Basevi of CeVEAS: ” This is to introduce a different clinical practice to identify women at risk by amniocentesis and chorionic villus sampling second level of investigation . ” We also remember that although these tests have a low percentage of risk, equal to 2% of fetal loss, risk of avoidable if it is still better.