What is it used for?
A homocysteine test may be used to:
Find out if you have deficiency in vitamin B12, B6, or folic acid.
Help diagnose homocystinuria, a rare, inherited disorder that prevents the body from breaking down certain proteins. It can cause serious health problems and usually starts in early childhood. Most U.S. states require all infants to get a homocysteine blood test as part of routine newborn screening.
Screen for heart disease in people at high risk for heart attack or stroke
Monitor people who have heart disease.
