AFJOG

GUIDELINES * Available to all patients if requested / accessible Always donewhen patients opt in for screening #Genetic screening available to all patients if requested / accessible and after genetic counselling Basic scan Multiple pregnancy Genetic counselling Consider termination Screening for trisomies? Normal? Normal? Screening for structural anomalies? Reason for declining? Risk for structural anomalies Pregnancy duration Preference logistics finances Basic scan Advanced scan *First trimester combination test FMF accredited MFM medicine specialist 12-13w *SNP-based NIPT (twins only) MS-AFP 15-20w #CVS 12-13w or #Amniocentesis 15-20w Basic scan 18-22w *Advanced scan 18-22w *Detail scan 18-22w Accepted Declined Abnormal Abnormal First trimester Normal Normal Second trimester Low risk High risk Low risk High risk Blood tests Ultrasound Invasive tests Decisions Prenatal Screening Flowchart Accepted Declined Low risk Would not terminate Low risk High risk High risk Logistics Finances etc. Normal Intermediate risk Trisomy Figure 2 African Journal of Obstetrics and Gynaecology | Volume 1 | Issue 2 | 2023 | 31