Biomarker Lens

Common biomarkers

  • Hemoglobin
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  • ALT
  • Apolipoprotein B
  • C-Reactive Protein, Cardiac
  • Ferritin
  • Alb/Creat Ratio, Urine
  • Alkaline Phosphatase
  • FSH
  • T4,Free(Direct)

Biomarkers · Chemical

PAPP-A (Pregnancy-associated Plasma Protein-A) and hCG from Stepwise

LOINC codes
11778-8, 11878-6, 11884-4, 11957-8, 12146-7, 1834-1, 21112-8, 21198-7, 21264-7, 21484-1, 2250-9, 23811-3, 23841-0, 23883-2, 3142-7, 32123-2, 33882-2, 34970-4, 36904-1, 43994-3, 43995-0, 44877-9, 44951-2, 46608-6, 47224-1, 48407-1, 48803-1, 49035-9, 49053-2, 49090-4, 49586-1, 55752-0, 64234-8, 81230-5
Tests that measure PAPP-A (Pregnancy-associated Plasma Protein-A) and hCG from Stepwise
Quest Diagnostics 1

Tests

Check the catalog code, specimen, method and preparation for every test that measures PAPP-A (Pregnancy-associated Plasma Protein-A) and hCG from Stepwise. Select up to five tests to compare them side by side.

Quest Diagnostics 1 test

Panels that include this biomarker

  • Stepwise, Part 2 16465

    7 analytes · Serum · Fasting not stated · Turnaround Set up: Mon-Sat

    Method and collection
    Method
    Chemiluminescence (CL) • Immunoassay (IA)
    Collection
    Collect between 14.0 weeks to 22.9 weeks. Mother's date of birth (mm/dd/yy), Estimated Date of Delivery by US/LMP/PE, weight, race, insulin-dependent diabetes status, repeat sample (Y/N), number of fetuses, and neural tube defect history must be provided for interpretation of results. Must complete all patient demographic information using the appropriate questions from the entry fields in the regular requisition.
    Reference notes
    See Laboratory Report
    Quest Diagnostics catalog page

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Sources

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We compile this page from named laboratory catalogs, guidelines and studies. Labs calculate reference intervals from the people they test, for one assay method and one population group, so an interval describes that population rather than an optimal target.

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