Biomarker Lens

Common biomarkers

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

Biomarkers · Chemical

CSF/Serum Alb. Index

Primary unit
Ratio
LOINC codes
1756-6
Tests that measure CSF/Serum Alb. Index
Labcorp 3, Quest Diagnostics 1

Ranges

Each lab publishes a reference range for the population groups it tests, usually the middle 95% of results. These intervals describe that population, not an optimal or healthy target. How ranges differ

Quest Diagnostics, Lyme Disease Antibody Index for CNS Infection 34194

PopulationInterval
Lyme Disease Antibody Index, ≤1.0Negative
Lyme Disease Antibody Index, 1.1-1.2Equivocal
Lyme Disease Antibody Index, ≥1.3Positive
Lyme Disease Antibody Index, Control Antibody Index≤1.0
Lyme Disease Antibody Index, Albumin Ratio<0.0078

Quest Diagnostics test catalog, 34194

Tests

Check the catalog code, specimen, method and preparation for every test that measures CSF/Serum Alb. Index. Select up to five tests to compare them side by side.

Labcorp 3 tests

Panels that include this biomarker

  • IgG Index and Synthesis Rate 203836

    8 analytes · Serum · Fasting not stated · Turnaround 3 - 5 days

    Method and collection
    Method
    CSF IgG, CSF albumin and serum IgG: Immunologic; serum albumin: spectrophotometry; ratio, index and synthesis rate by calculation
    Labcorp catalog page
  • Multiple Sclerosis (MS) Profile 123075

    9 analytes · Serum · Fasting not stated · Turnaround 3 - 6 days

    Method and collection
    Method
    Oligoclonal banding: IEF; CSF IgG, CSF albumin, and serum IgG: immunologic; serum albumin: spectrophotometry; synthesis rate, ratio, and index by calculation
    Collection
    Collect serum and CSF at the same time. Avoid contaminating CSF with blood. Centrifuge CSF at 1500xg for 20 minutes and place the supernatant into separate tubes. Ensure that residual fibrin and cellular matter have been removed.
    Labcorp catalog page
  • Multiple Sclerosis (MS) Profile With Myelin Basic Protein, Cerebrospinal Fluid 123390

    10 analytes · Serum · Fasting not stated · Turnaround 4 - 9 days

    Method and collection
    Method
    MBP: enzyme-linked immunosorbent assay (ELISA); oligoclonal banding: IEF; CSF IgG, CSF albumin, and serum IgG: immunologic; serum albumin: spectrophotometry; synthesis rate, ratio, and index by calculation
    Collection
    Collect serum and CSF at the same time. Avoid contaminating CSF with blood. Centrifuge CSF at 1500xg for 20 minutes and place the supernatant into separate tubes. Ensure residual fibrin and cellular matter have been removed.
    Labcorp catalog page

Quest Diagnostics 1 test

Panels that include this biomarker

  • Lyme Disease Antibody Index for CNS Infection 34194

    3 analytes · Serum · Fasting not stated · Turnaround Set up: Mon-Fri

    Method and collection
    Method
    Enzyme Linked Immunosorbent Immunoassay (ELISA) • Nephelometry
    Collection
    2 mL serum and 2 mL CSF collected within a 24-hour period
    Quest Diagnostics catalog page

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Sources

Verify these ranges and sources

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.

Interpret your own results with a licensed clinician, or track your lab history and health goals in Aumnivida.

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