Singapore General Hospital will NEVER ask you to transfer money over a call. If in doubt, call the 24/7 ScamShield helpline at 1799, or visit the ScamShield website at www.scamshield.gov.sg.

Help Us Improve Your Experience:

We’d love to hear from you! Rate the SGH website and share your feedback so we can enhance your online experience and serve you better. Click here to rate us

PREGNANCY ASSOCIATED PLASMA PROTEIN-A (PAPP-A), SERUM

Synonym(s):
Lab Section Category
View write-up
Specimen Required

​3 mL plain blood

Method

​Immunoassay

Reference Interval / Value

​Not available

Turnaround Time

​Mean = 4 hrs, Range: 3 – 5 hrs

Day(s) Test Set up

​Monday - Saturday

Remarks

​PAPP-A is indicated for First Trimester Prenatal Screening.

Last Updated - 13 Jun 2025