Factor V Functional Test
Also known as: Factor V Activity Test
Factor V Functional Test test available at DNA Labs India for ₹4,500. Uses Electromechanical Clot Detection on Whole blood samples. Results in Reports are typically available the next day if the sample is received by Thursday 9 AM.. Free home collection in 300+ cities across India.
🩺 Medically Reviewed By
Dr Pasupathy Arumugam
Consultant Pathologist · Reg: 21521
Last reviewed: September 7, 2026
Overview
To measure the functional activity of Factor V in the blood, aiding in the diagnosis of Factor V clotting disorders and assessing the risk of thrombotic events.
- Test Code
- 538
- Price
- ₹4,500
- Sample Type
- Whole blood
- Result Time
- Reports are typically available the next day if the sample is received by Thursday 9 AM.
- Fasting Required
- Yes (12 hours)
- Method
- Electromechanical Clot Detection
Sample Collection
Overnight fasting is preferred. Discontinue Heparin for 1 day and Oral Anticoagulants for 7 days prior to sampling, with prior consent from the treating physician. Duly filled Coagulation Requisition Form (Form 15) is mandatory.
Method: Venipuncture
Laboratory Analysis
Blood sample is collected via venipuncture into a 3 mL Sodium Citrate tube (Blue Top) and mixed thoroughly by inversion.
Report Delivery
Transport the sample to the laboratory within 4 hours. If delayed, prepare platelet-poor plasma (PPP) within 1 hour by centrifuging at 3600 rpm for 15 minutes, transferring supernatant, centrifuging again, and freezing immediately. Ship frozen without thawing.
Timeline: Reports are typically available the next day if the sample is received by Thursday 9 AM.
Patient Instructions
About This Test
Who Should Get This Test
To measure the functional activity of Factor V in the blood, aiding in the diagnosis of Factor V clotting disorders and assessing the risk of thrombotic events.
How to Prepare
- Collect 3 mL whole blood in a Blue Top (Sodium Citrate) tube
- Mix sample thoroughly by inversion immediately after collection
- Transport to lab within 4 hours or prepare PPP as described
- Ensure sample is frozen immediately if PPP is prepared
- Complete and attach Coagulation Requisition Form (Form 15)
Doctor's Notes
Reviewed by Dr Pasupathy Arumugam — MBBS, MD (Pathology) · Reg. No. 21521
"This test is essential for evaluating bleeding and clotting disorders, guiding treatment plans for patients with suspected Factor V deficiencies."
Last medically reviewed: September 7, 2026
Test Parameters & Specifications
Sample Stability
- Hemolyzed sample
- Incorrect tube type or insufficient volume
- Improper mixing or delayed processing beyond stability limits
- Missing or incomplete Coagulation Requisition Form
Understanding Your Results
Consult a doctor if you experience symptoms such as unexplained pain, swelling, redness in limbs, shortness of breath, chest pain, dizziness, or have a family history of clotting disorders.
Limitations
- ⚠May not detect all genetic variants affecting Factor V function
- ⚠Results can be influenced by other coagulation factors or liver function
- ⚠Not a standalone diagnostic; must be correlated with clinical history and other tests
Risks & Considerations
- ●Minor bruising or pain at the needle site
- ●Rare risk of infection or fainting
- ●Potential for inaccurate results due to interfering factors
Interfering Factors
- ●Heparin therapy (discontinue for 1 day prior to testing)
- ●Oral anticoagulants (discontinue for 7 days prior to testing with physician consent)
- ●Recent blood transfusions or clotting factor replacements
- ●Sample hemolysis or improper collection
Frequently Asked Questions
What is the Factor V Functional Test?
Why is this test recommended?
How should I prepare for the test?
What does the test involve?
Are there any risks associated with the test?
What do the results mean?
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Can this test diagnose Factor V Leiden mutation?
What should I do if my results are abnormal?
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