Homocysteine
Also known as: Plasma total homocysteine
At a Glance
Why Get Tested?
To find out if you are at high risk of a heart attack or stroke; also used to determine if you are folate-deficient or vitamin B12-deficient as blood homocysteine concentration can be raised in both conditions
When to Get Tested?
If you have had a heart attack or stroke, particularly in the absence of traditional risk factors or as part of a cardiac risk assessment
Sample Required?
A blood sample taken by needle from a vein in the arm
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