85612 Viper venom prothrombin time
Pathology & Lab
Also known as: RVVT, Russell viper venom test, viper PT
Viper venom prothrombin time test uses Russell viper venom to specifically activate Factor X, bypassing Factors V, VII, VIII, and IX to assess common pathway coagulation function.
Clinical Context
Used to diagnose lupus anticoagulant and other inhibitors affecting the common coagulation pathway. More sensitive than standard PT for certain coagulation disorders.
RVU Breakdown
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| Practice Expense RVU | 0.00 |
| Malpractice RVU | 0.00 |
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Specialties
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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.