SEQU - Fees: Sequential Maternal Screening, Part 1, Serum

Test Catalog

Test Name

Test ID: SEQU    
Sequential Maternal Screening, Part 1, Serum

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Test Classification Provides information regarding the medical device classification for laboratory test kits and reagents. Tests may be classified as cleared or approved by the US Food and Drug Administration (FDA) and used per manufacturers instructions, or as products that do not undergo full FDA review and approval, and are then labeled as an Analyte Specific Reagent (ASR), Investigation Use Only (IUO) product, or a Research Use Only (RUO) product.

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

CPT Code Information Provides guidance in determining the appropriate Current Procedural Terminology (CPT) code(s) information for each test or profile. The listed CPT codes reflect Mayo Medical Laboratories interpretation of CPT coding requirements. It is the responsibility of each laboratory to determine correct CPT codes to use for billing.

CPT codes are provided by the performing laboratory.


LOINC® Code Information Provides guidance in determining the Logical Observation Identifiers Names and Codes (LOINC) values for the order and result codes of this test.

LOINC codes are provided by the performing laboratory.

Test IDTest Order NameOrder LOINC Value
SEQUSequential Maternal Screen, Part 1In Process


Result IDTest Result NameResult LOINC Value
29451Recalculated Maternal Serum ScreenIn Process
29452Collection Date 133882-2
29453Maternal Birthdate21112-8
29890Calculated Age at EDD43993-5
29454Maternal Weight29463-7
29455Maternal Weight29463-7
DIAB1Insulin Dependent Diabetes33248-6
RACE_Black Race32624-9
SNDT1Scan Date34970-4
FET1Number of Fetuses11878-6
CRL1ACRL Measure 111957-8
CRL2ACRL Measure 211957-8
CHOR1ChorionsIn Process
29891GA on Collection by U/S Scan11888-5
NTTB1NT Twin BIn Process
29469Down Syndrome Screen Risk Estimate43995-0
29470Down Syndrome Maternal Age Risk49090-4
29471Trisomy 18 Screen Risk Estimate43994-3
29473Additional Comments55107-7
29474Recommended Follow Up80615-8
29487General Test Information62364-5
32344Other Information48767-8