Biomarkers · Chemical
and ABeta 4240 Ratio
- Also listed as
- and ABeta 42/40 Ratio
- Primary unit
- Ratio
- Tests that measure and ABeta 4240 Ratio
- 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, Beta-Amyloid 4240 Ratio CSF 94627
| Population | Interval |
|---|---|
| ABeta 42 | No Reference Range available |
| ABeta 40 | No Reference Range available |
| ABeta 42/40 Ratio | Not stated |
| ≥0.16 | Low Risk of Alzheimer's disease |
| <0.16 | Increased risk of Alzheimer's disease |
Quest Diagnostics test catalog, 94627
Tests
Check the catalog code, specimen, method and preparation for every test that measures and ABeta 4240 Ratio. Select up to five tests to compare them side by side.
Quest Diagnostics 1 test
Panels that include this biomarker
Beta-Amyloid 4240 Ratio CSF 94627
5 analytes · Csf · No fasting
Method and collection
- Method
- Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
0 of 5 tests selected
Pick one moreSources
Quest Diagnostics test catalog
1 test: codes, specimens, methods, preparation and reference intervals.
Search ClinicalTrials.gov for and ABeta 4240 Ratio
Registered studies that measure and ABeta 4240 Ratio, on the U.S. National Library of Medicine registry.
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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