• Are there any preparation requirements for the test?

Fasting is not required for the Triple Screen test.

• What is the next step if the Triple Screen test indicates a high risk?

A high-risk result is not a diagnosis but an indication that further evaluation may be needed. It helps identify those who might require follow-up diagnostic procedures, such as amniocentesis, to provide more detailed information.

Medical Laboratories

Pregnancy Triple Screen Test

Triple Screen Test

A safe routine screening during the second trimester to evaluate fetal health and detect potential congenital defects, helping you monitor your pregnancy with complete awareness and peace of mind.

Trusted medical contentUpdated: 04-09-2026Views: 26LHL-2353

About this service

Screening test (not diagnostic) performed on maternal blood sample between weeks 15 and 20 of pregnancy. Measures levels of three markers: Alpha-fetoprotein (AFP), human chorionic gonadotropin (hCG), and unconjugated estriol (uE3). Results are combined with maternal age to estimate probability of fetal chromosomal disorders and neural tube defects.

Conditions and notices

Fasting is not required

Fasting: Not required.

Precise timing: The sample should be taken between weeks 15 and 20 of pregnancy (optimum 16-18 weeks). Accuracy depends on knowing the exact gestational age (by ultrasound).

Essential information: The laboratory must be provided with the gestational age in weeks, the mother's weight, age, presence of diabetes or smoking, and the number of fetuses.

Understanding the results: It should be emphasized that the result is an estimate of the probability of risk, not a diagnosis.

Frequently Asked Questions

Short answers to the FAQs published with this service.

• What markers are measured in the Triple Screen test?

The test measures the levels of three specific markers in the mother's blood: alpha-fetoprotein (AFP), human chorionic gonadotropin (hCG), and unconjugated estriol (uE3).

• When is the Triple Screen test typically performed?

This screening test is conducted on a sample of the mother's blood between the 15th and 20th weeks of pregnancy.

• Is the Triple Screen test used for diagnosis?

No, it is a screening test used for risk assessment and is not a diagnostic tool.

• What conditions does this test screen for?

Pregnancy Triple Screen Test

About this service

What is included?

Conditions and notices

Frequently Asked Questions

Choose a provider and branch

Let us help you

Didn’t find the service?

Services you might also like

Thymine Test for DNA Health

Comprehensive Genetic and Chromosomal Mapping

Cyclosporine Level C-0 Test

Immune Liver Function Test

Your opinion matters

Was this content helpful?

Have a note?