First Trimester Antenatal Screen

Code
HCGF/PAPA
Sample Reqs
B
Turnaround
4 hrs
Special instructions
No special instructions

Sample type guide

B                    Gold Vacutainer, SST/Gel anticoagulant, 5ml

(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.

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