Preventive Obstetrics and First Trimester of Pregnancy: One Stop Clinic Assessment of Risks (OSCAR)

One of the main indicators of societal health parameters is antenatal care. The main goal of antenatal care to identify various risk factors to mother or foetus or both and to provide positive pregnancy experiences and a healthy offspring. There was no paradigm of early pregnancy evaluation in the 20th century since prenatal care was more concentrated on the third trimester and frequent visits were more near the end of pregnancy.