Heparin, Anti-Xa

LOINC codes: 3271-4
Tests that measure Heparin, Anti-Xa: 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, Heparin, Anti-Xa 30292

Population	Interval
UFH Therapeutic Range	0.30-0.70 IU/mL
Enoxaparin (Lovenox)	Not stated
Tinzaparin (Innohep)	Not stated
Dalteparin (Fragmin)	Not stated
LMWH Therapeutic Ranges (target anti-Xa levels measured 4 hours after dosing):, Therapeutic bid dosing	0.6-1.0 IU/mL
LMWH Therapeutic Ranges (target anti-Xa levels measured 4 hours after dosing):, Therapeutic qD dosing	>1.0 IU/mL
LMWH Therapeutic Ranges (target anti-Xa levels measured 4 hours after dosing):, Therapeutic qD	0.85 IU/mL
LMWH Therapeutic Ranges (target anti-Xa levels measured 4 hours after dosing):, Therapeutic qD	1.05 IU/mL

Quest Diagnostics test catalog, 30292

Tests

Check the catalog code, specimen, method and preparation for every test that measures Heparin, Anti-Xa. Select up to five tests to compare them side by side.

Quest Diagnostics 1 test

Single-analyte tests

Heparin, Anti-Xa 30292
Plasma · Fasting not stated · Turnaround Set up: Mon-Sat (a.m.); Report available: 4 days
Method and collection
Method
Chromogenic Assay
Collection
Platelet-poor plasma: Centrifuge light blue-top tube for 15 minutes at approximately 1500 g within 60 minutes of collection. Using a plastic pipette, remove plasma, taking care to avoid the WBC/platelet buffy layer and place into a plastic vial. Centrifuge a second time and transfer platelet-poor plasma into a new plastic vial. Plasma must be free of platelets (<10,000/uL). Freeze immediately and ship on dry ice.
Quest Diagnostics catalog page

0 of 5 tests selected

Pick one more

Sources

Quest Diagnostics test catalog
1 test: codes, specimens, methods, preparation and reference intervals.
LOINC 3271-4
Regenstrief Institute codes that identify the same result across labs.
Search ClinicalTrials.gov for Heparin, Anti-Xa
Registered studies that measure Heparin, Anti-Xa, 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.

Spotted an error? Email hello@biomarkerlens.com with the page URL and the primary source that corrects the entry.