c-KIT Mutations with Reflex to PDGFRA Mutations for GIST

Also listed as: serum potassium, k, plasma potassium
LOINC codes: 107256-0
Tests that measure c-KIT Mutations with Reflex to PDGFRA Mutations for GIST: Quest Diagnostics 2

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, c-KIT Mutations with Reflex to PDGFRA Mutations for GIST 16237

Population	Interval
C-KIT Mutation, Cell-based	Not detected

Quest Diagnostics test catalog, 16237

Tests

Check the catalog code, specimen, method and preparation for every test that measures c-KIT Mutations with Reflex to PDGFRA Mutations for GIST. Select up to five tests to compare them side by side.

Quest Diagnostics 2 tests

Single-analyte tests

c-KIT Mutations with Reflex to PDGFRA Mutations for GIST 16237
Tissue · Fasting not stated
Method and collection
Method
Next Generation Sequencing
Collection
Acceptable: Collect 6 mL (4 mL minimum) of whole blood or 3 mL (1 mL minimum) bone marrow in an EDTA (lavender-top) tube. Whole blood or bone marrow is shipped refrigerated. Do not freeze whole blood or bone marrow. After collection of the sample, draw date and time, as well as sample type, must be written on the tube and included as requested information.
Quest Diagnostics catalog page
PDGFRA Mutation Analysis 16859
Tissue · Fasting not stated · Turnaround Set up: Mon; Report available: 16 days
Method and collection
Method
Next Generation Sequencing
Collection
For submission of whole blood: Follow standard whole blood collection procedure. Collect 5-6 mL whole blood samples in an EDTA tube. Blood samples are shipped at room temperature or 4° C. Do not freeze whole blood. Record the draw time; also record sample type on the tube and patient ID on the requisition form. Ship immediately to maintain sample stability.
Reference notes
Not detected
Quest Diagnostics catalog page

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Sources

Quest Diagnostics test catalog
2 tests: codes, specimens, methods, preparation and reference intervals.
LOINC 107256-0
Regenstrief Institute codes that identify the same result across labs.
Search ClinicalTrials.gov for c-KIT Mutations with Reflex to PDGFRA Mutations for GIST
Registered studies that measure c-KIT Mutations with Reflex to PDGFRA Mutations for GIST, 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.

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