INTRODUCTION: To evaluate the performance of first trimester nuchal translucency scan screening among pregnant women in Nigeria. Methods: A prospective observational and questionnaire based study involving 510 pregnant women between 11+0 and 13+6 weeks. Routine counselling and nuchal translucency measurement was conducted using the FMF. London guidelines. https://allfixelectricales.shop/product-category/crevice-nozzle/