SI2 – “Serum Integrated Screen Part 2 (No NT)” replaced by INTG2 – “Serum Integrated Screen Part 2 (No NT)”

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Inactivated/Replace Test

Effective Date

08/23/2022

Included in Report

WML Prenatal Update | August 2022

Inactivated Test Details

Mnemonic

SI2

Ordering Code

3024800

CPT-4 Codes(s)

81511 (or 82105, 82677, 84702, 86336)

Replacement Test Details

Mnemonic

INTG2

Ordering Code

3000354

CPT-4 Codes(s)

81511 (or 82105, 82677, 84702, 86336)

Turnaround Time
1 - 3 days
Performed
Monday, Wednesday, Thursday, Friday
Legacy Code
INTG2
Example Report
Download
INTG2 Information Sheet
Download

Specimen Information

Patient Preparation

Collect sample between 15 weeks 0 days and 22 weeks 6 days gestation.

Collect

Red top

Specimen Preparation

Centrifuge, separate serum from cells within 2 hours of collection and send 1.0 mL serum
in a screw capped plastic vial. Prenatal Screening information required at Order Entry. Please
send completed Prenatal Screen Information sheet with each specimen if unable to transmit
required responses.

Alternate Specimen

Serum separator tube (SST)

Minimum Volume

0.6 mL

Transport Temperature

Refrigerated

Rejection Criteria

Moderately hemolyzed, lipemic or icteric specimens; plasma

Stability

Room temperature: 7 days
Refrigerated: 7 days
Frozen: 60 days

Methodology

Chemiluminescence
more

Reference Range

See report
more

Performing Laboratory

Warde Medical Laboratory
more

Interface Map for INTG2

Test Name Ordering Code Result Code Component Name LOINC Code AOE Prompt Units
Serum Integrated Screen Part 2 (No NT)3000354
3000372Physician Phone Number68340-9Yes
3000373 Notes to Laboratory68560-2Yes
3000361 Weight (lbs) 29463-7 Yes*
3024810 Screen Result 49586-1 No
3024820 Age at EDD (years) 43993-5 No
3024830 1st Sample Date 33882-2 No
3024840GA (weeks) 49051-6 No
3024850GA (days) 49052-4No
3094860 2nd Sample Date 51953-8 No
3024870GA (weeks)49051-6 No
3094880 GA (days)49052-4 No
3094890Weight (lbs) 29463-7 No
3094900Multiple Gestation55281-0 No
3094910Ethnic Origin21484-1 No
3094920IDDM44877-9No
3094925 Smoker64234-8No
3094930 AFP83073-7No
3094940 uE3 2250-9No
3094950 hCG83086-9 No
3094960 Inhibin-A23883-2No
3094970 PAPP-A48407-1No
3094980AFP MOM 23811-3No
3094990UE3 MOM 21264-7 No
3095000HCG MOM23841-0 No
3095010 INH MOM36904-1No
3095020 PAPP-A MOM 76348-2No
3095030 Down Syndrome Risk43995-0 No
3095040Maternal Age Risk for Down 49090-4No
3095050Trisomy 18 Risk 43994-3No
3095060 GA Method 21299-3 No
3095070 Interpretation75365-7 No

The CPT codes provided are for general informational purposes only and are based on an interpretation of AMA guidance. It is the sole responsibility of the billing party to determine CPT codes. Any questions regarding coding should be directed to the paying party.

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