First Trimester Antenatal Screen
(Risk to be calculated by requesting clinician)
Profile details
- Free β-hCG
- PAPP-A
Free β-hCG and PAPP-A in serum and sonographic determination of nuchal translucency (NT) are markers of choice to identify women at increased risk of Down Syndrome during the first trimester (week 11-13) of pregnancy.
Code
HCGF/PAPA
Sample Reqs
B
Turnaround
4 hrs
Special instructions
No special instructions
Sample type guide
B
Gold Vacutainer, SST/Gel anticoagulant, 5ml
Related specialties
Additional information
Updated Wednesday, 06 December 2023