First Trimester Screening

Prenatal Screening:

Test	FTS (First Trimester Screening)	STS (Second Trimester Screening)	Pre-eclampsia Screening
Risk assessment for	Down Syndrome (T21), Edwards Syndrome (T18) and Patau Syndrome (T13)	Down Syndrome (T21), Edwards Syndrome (T18) and Neural Tube Defect (NTD)	The occurrence of high blood pressure and presence of protein in the urine during pregnancy
When should test	11-13 weeks 6 days of pregnancy	15-20 weeks of pregnancy	11-14 weeks of pregnancy
Test requirement(s)	Ultrasound scanning + mother’s blood test	Mother’s blood test	Ultrasound scanning + mother’s blood test + blood pressure

Frequently Asked Question (FAQ): 1. Who should go for FTS and STS?     - Advanced maternal age (≥ 35 years old)   - Previous birth of a child with a birth defect   - Individuals with personal or family history of birth defects   - Abnormal ultrasound findings 2. What are the advantages of FTS?     - Simple, requires only mother’s blood sample   - Safe, no-risk of miscarriage   - Accurate, Nuchal Scan + blood test gives 90% accuracy of the        result 3. What is pre-eclampsia?  - A pregnancy-induced increased blood pressure (hypertension) and protein in the urine (proteinuria), that usually occurs  after  the 20th weeks of pregnancy, which may severely affect the mother and the fetus.

Find out more about other prenatal tests:

• NICC^® (Non-Invasive ChromosomesCheck)
• CC (ChromosomesCheck^TM)
• Karyotype Analysis
• CNGnome^TM
• ThalaCheck^®