HealthWise KnowledgeBase
Homocysteine
Why It Is Done
A Reference homocysteine Opens New Window blood test is done to:
- Help identify Reference vitamin B12 deficiency Opens New Window or Reference folic acid deficiency Opens New Window. But other tests for these deficiencies are available.
- Help identify a rare inherited disease (Reference homocystinuria) that causes a deficiency of one of several enzymes needed to convert food to energy.
- Help determine a cause for otherwise unexplained blood clots.
| By: | Reference Healthwise Staff | Last Revised: Reference January 27, 2011 |
| Medical Review: | Reference E. Gregory Thompson, MD - Internal Medicine
Reference George Philippides, MD - Cardiology |
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