Quadruple Test - Second Trimester Screen (Blood) Test | Austin Pathology

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Quadruple Test - Second Trimester Screen (Blood)

Alternate Names	Second Trimester Maternal Serum Screening Test (14-20 weeks), Dimeric Inhibin A, Estriol, bHCG, AFP, Oestriol, 2TMSS, Maternal Screening 2nd Trimester
Test Code	MSS2
Testing Laboratory	Referred Laboratory
Specimen Type	Blood
Container Type	Serum tube (Red Cap w. Yellow Insert) - DEDICATED
Medicare Rebate	Yes
Out of Pocket Costs	None
Ordering Information	Tests for Down's Syndrome and neural tube defects in the second trimester of pregnancy. Samples should be taken at 14 - 20 weeks gestation only. This test measures four chemicals: Alpha-feto protein Unconjugated estriol Free beta hCG Dimeric inhibin A. These results are combined with maternal age, weight and gestation to give a result.
Collection Instructions	Please collect 1 x DEDICATED serum tube.
Transport Instructions	Transport ambient at room temperature
Storage Instructions	Store refrigerated at 4°C
Testing Frequency	As Required
Min Test Volume	5mL
Add On Test Suitability	This test can be added up to 4 weeks from collection, subject to sample availability.

Container ID	S, SP
CSR Instructions	Instructions for: Heidelberg Specimen Reception Centrifuge and place sample in 4°C Sendout tub.
Laboratory Instructions	None
External Laboratory	Cytogenetic Lab, VCGS
Accredited Test	Yes

These PDF documents can be downloaded for your reference

Order of Draw (PDF)

Swab Collection Guide (PDF)

Pre-Transfusion Specimen Requirements (PDF)

Requirements for Pathology Service (PDF)