**Note: All laboratory testing requires an authorizing physician. DHA Laboratory offers a Patient Direct Program that partners you with an authorizing physician. If you have any additional questions regarding the availability of testing, please contact our laboratory by telephone or email.**
The MTHFR test checks for MTHFR gene mutations in relation to elevated levels of homocysteine in the blood. Often ordered when an individual has high Homocysteine levels, primarily if they have, or their family has a history of cardiovascular disease or thrombosis.