84431 Thromboxane urine
Also known as: urine thromboxane, TXA measurement, platelet marker
Quantitative assay of urinary thromboxane concentration, measuring this eicosanoid involved in platelet aggregation.
In Plain Language
blood clotting factor test
Clinical Context
Evaluates hemostasis and aspirin effects; elevated in thrombotic disorders, decreased by antiplatelet therapy.
RVU Information
CPT 84431 does not have a physician work RVU assigned by CMS. Reimbursement for this code is determined by payer-specific fee schedules.
Billing & Documentation
Lab and pathology codes require an order from the treating provider with clinical indication. For molecular pathology and genetic testing, document the specific analytes tested and clinical rationale.
How This Code Compares
This code has a work RVU of 0.00, meaning it does not have a physician work component assigned by CMS. In the Pathology & Lab category, 94% of codes share this characteristic.
Specialties
Frequently Asked Questions
What is CPT code 84431?
CPT 84431 (Thromboxane urine) is a Pathology & Lab code. Quantitative assay of urinary thromboxane concentration, measuring this eicosanoid involved in platelet aggregation.
Who uses CPT code 84431?
CPT 84431 is used by Clinical Chemistry, Hematology, Laboratory Medicine. Evaluates hemostasis and aspirin effects; elevated in thrombotic disorders, decreased by antiplatelet therapy.
When is CPT 84431 used?
Evaluates hemostasis and aspirin effects; elevated in thrombotic disorders, decreased by antiplatelet therapy.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.