Bleeding Time (Ivy Method)
- Sample Type
- Standard
- Fasting
- No
- Unit
- minutes
Bleeding Time is a functional test that assesses the primary hemostatic response, which involves platelet adhesion, activation, and aggregation to form a platelet plug. It evaluates both platelet function and the integrity of the vascular wall. It is traditionally used to screen for Von Willebrand Disease (vWD) and qualitative platelet disorders, though it has largely been replaced by automated assays like PFA-100 in modern labs.
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Enter your lab result to see where you stand compared to the standard reference range.
Why Context Matters
The test is notoriously operator-dependent and influenced by skin temperature, site of incision, and patient anxiety. Recent use of NSAIDs or Aspirin within 7-10 days will prolong the result, necessitating a repeat test or more specific platelet studies.
Lab ranges are statistical averages, not biological laws. "Normal" for a 20-year-old male isn't normal for a 60-year-old female.
Clinical References
Source-of-truth databases and clinical guidelines for Bleeding Time (Ivy Method):
Official Sources
Research & Guidelines
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Medically Reviewed by Dr. Binoy Babu, MBBS
Board Certified Doctor • 10+ Years Clinical Experience
Dr. Babu is a practicing physician dedicated to empowering patients with clear, actionable medical information. He founded 2opi to bridge the gap between complex lab reports and patient understanding, ensuring everyone has access to a reliable second opinion.
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