what is a homocysteine blood test
Homocysteine Blood Test. The Homocysteine Test will measure the level of homocysteine, which is an amino acid, in your blood. A high level of blood serum homocysteine can increase the likelihood of a cardiovascular event, especially combined with other risk factors such as obesity, hypertension, diabetes or smoking.he Homocysteine Test will measure the level of homocysteine, which is an amino acid, in your blood.