2T Quad Screen Build info

Synonyms

  • 2T QUAD SCREEN
  • QUAD
  • LAB14274

Short Name

2T QUAD SCREEN

Procedure Master Number

LAB14274

Procedure ID

184730

Clinical Info

2T Quad Screen is a second trimester screening test for the two most common fetal aneuploidies,trisomy
21 and trisomy 18. 
The test also detects Open Neural Tube Defects (ONTD’S) such as Open Spina BifidaOSB) and Anencephaly (see 2T AFP). 2T Quad Screen incorporates the maternal serum markers AFP, free ßhCG, Inhibin A and uE3.

Specimen Type

Blood

Container

Gold Top Tube

Collection Instructions


Container/Tube;  Gold Top Tube
Specimen:  3 mL serum (0.5 mL min)
Special Instructions:
The following Ask on Order Entry (AOE)
patient information must be provided:
1)     Maternal Weight
2)     Race/ethnicity
3)     Estimated Date of Delivery (EDD)
4)     Method Used to Determine EDD
5)     Current Smoker
6)     Number of Fetuses
7)     Insulin Dependent Diabetes
8)     IVF
9)     Egg Donor Age at Retrieval
10)  Family History of ONTD
11)  Previous Pregnancy with Down Syndrome
12)  Valproic Acid
13)  Carbamazepine
 
Complete information is necessary to
interpret the test. Patient information may be provided to the laboratory using
the Maternal Prenatal Screening request form
(0900).
Specimens must be collected before  amniocentesis.
2T Quad Screening is offered for gestational ages 15.0 to
21.6 weeks.The optimal gestational age for 2T Quad Screening is 16.0 to
18.9 weeks.

Transport Instructions

Room Temperature

Specimen Stability

6 Days Room Temperature
14 Days Refrigerated

Methodology


Time-Resolved Amplified Cryptate Emission (TRACE)

Days Performed

Monday - Friday

Performing Laboratory

Northwell Core Lab at CFAM

CPT

82105
82677
84704
86336

PDM

241466

Results
Component Name Base Name Common Name External Name
AFP CONCENTRATION AFPCONC AFP CONCENTRATION Afp Concentration
AFP INTERPRETATION AFPINTERP AFP INTERPRETATION Afp Interpretation
AFP MOM AFPMOM AFP MOM
AFP MOM CUT-OFF AFPMOMCUT AFP MOM CUT OFF Afp Mom Cut-Off
AFP PERCENTILE AFPPCT AFP PERCENTILE Afp Percentile
AFP VALUE AFPVALUE AFPVALUE Afp Value
AFTER SCREENING RISK DOWN SYNDROME DOWNASR AFTER SCREENING RISK DOWN SYNDROME After Screening Risk Down Syndrome
AFTER SCREENING RISK OPEN SPINA BIFIDA RISKOSB AFTER SCREENING RISK OPEN SPINA BIFIDA After Screening Risk Open Spina Bifida
AFTER SCREENING RISK TRISOMY 18 T18ASR AFTER SCREENING RISK TRISOMY 18 After Screening Risk Trisomy 18
BEFORE SCREENING RISK DOWN SYNDROME DOWNBSR BEFORE SCREENING RISK DOWN SYNDROME Before Screening Risk Down Syndrome
BEFORE SCREENING RISK OPEN SPINA BIFIDA RISKOSB BEFORE SCREENING RISK OPEN SPINA BIFIDA Before Screening Risk Open Spina Bifida
BEFORE SCREENING RISK TRISOMY 18 T18BSR BEFORE SCREENING RISK TRISOMY 18 Before Screening Risk Trisomy 18
DOWN SYNDROME INTERPRETATION INTERPDOW DOWN SYNDROME INTERPRETATION Down Syndrome Interpretation
DOWN SYNDROME RESULT DOWNRESULT DOWN SYNDROME RESULT Down Syndrome Result
DOWN SYNDROME RISK CUTOFF DOWNRISKCUT DOWN SYNDROME RISK CUTOFF Down Syndrome Risk Cutoff
EGG DONOR AGE AT RETRIEVAL EGGDONORAGE EGG DONOR AGE AT RETRIEVAL
EXTREME ANALYTE ALERT EXTANAALRT EXTREME ANALYTE ALERT Extreme Analyte Alert
FREE BETA HCG CONCENTRATION FREEHCG FREE BETA HCG CONCENTRATION Free Beta Hcg Concentration
FREE BETA HCG MOM FREEBETA FREE BETA HCG MOM Free Beta Hcg Mom
FREE BETA HCG PERCENTILE FREEBETA FREE BETA HCG PERCENTILE Free Beta Hcg Percentile
GEN TEST INFORMATION GENTEST GEN TEST INFORMATION Gen Test Information
GESTATIONAL AGE GESTAGE GESTATIONAL AGE Gestational Age
GESTATIONAL AGE BASED ON GESTAGE GESTATIONAL AGE BASED ON Gestational Age Based On
INHIBIN CONCENTRATION INHIBIN INHIBIN CONCENTRATION Inhibin Concentration
INHIBIN MOM INHIBIN INHIBIN MOM Inhibin Mom
INHIBIN PERCENTILE INHIBIN INHIBIN PERCENTILE Inhibin Percentile
MATERNAL AGE AT EDD MATERNALAGE MATERNALAGE, EDD Maternal Age At Edd
OVERALL SCREENING RESULT SCREENRSLT OVERALL SCREENING RESULT Overall Screening Result
PREV PREG WITH DOWN SYNDROME PREVPREGDOWN PREV PREG WITH DOWN SYNDROME Prev Preg With Down Syndrome
PREV PREG WITH DOWN SYNDROME PREVPREGDOWN PREV PREG WITH DOWN SYNDROME Prev Preg With Down Syndrome
PREV PREG WITH DOWN SYNDROME PREVPREGDOWN PREV PREG WITH DOWN SYNDROME Prev Preg With Down Syndrome
PREV PREG WITH DOWN SYNDROME PREVPREGDOWN PREV PREG WITH DOWN SYNDROME Prev Preg With Down Syndrome
PREV PREG WITH DOWN SYNDROME PREVPREGDOWN PREV PREG WITH DOWN SYNDROME Prev Preg With Down Syndrome
PREV PREG WITH DOWN SYNDROME PREVPREGDOWN PREV PREG WITH DOWN SYNDROME Prev Preg With Down Syndrome
PREV PREG WITH DOWN SYNDROME PREVPREGDOWN PREV PREG WITH DOWN SYNDROME Prev Preg With Down Syndrome
PREV PREG WITH DOWN SYNDROME PREVPREGDOWN PREV PREG WITH DOWN SYNDROME Prev Preg With Down Syndrome
PREV PREG WITH DOWN SYNDROME PREVPREGDOWN PREV PREG WITH DOWN SYNDROME Prev Preg With Down Syndrome
PREV PREG WITH DOWN SYNDROME PREVPREGDOWN PREV PREG WITH DOWN SYNDROME Prev Preg With Down Syndrome
PREV PREG WITH DOWN SYNDROME PREVPREGDOWN PREV PREG WITH DOWN SYNDROME Prev Preg With Down Syndrome
PREV PREG WITH DOWN SYNDROME PREVPREGDOWN PREV PREG WITH DOWN SYNDROME Prev Preg With Down Syndrome
PREV PREG WITH DOWN SYNDROME PREVPREGDOWN PREV PREG WITH DOWN SYNDROME Prev Preg With Down Syndrome
TRISOMY 18 INTERPRETATION TRIS18INT TRISOMY 18 INTERPRETATION Trisomy 18 Interpretation
TRISOMY 18 RESULT TRIS18 TRISOMY 18 RESULT Trisomy 18 Result
TRISOMY 18 RISK CUTOFF T18RISKCUT TRISOMY 18 RISK CUTOFF Trisomy 18 Risk Cutoff
UNCONJ ESTRIOL CONCENTRATION UNCONJ UNCONJ ESTRIOL CONCENTRATION Unconj Estriol Concentration
UNCONJ ESTRIOL MOM UNCONJ UNCONJ ESTRIOL MOM Unconj Estriol Mom
UNCONJ ESTRIOL PERCENTILE UNCONJ UNCONJ ESTRIOL PERCENTILE Unconj Estriol Percentile