Homocysteine is an amino acid in the blood. Elevated levels are considered a risk factor for cardiovascular disease and may indicate vitamin deficiencies.
Category: Cardiac Markers
Also known as: homocysteine, hcy, total homocysteine, plasma homocysteine
Reference range: 5–15 µmol/L (Source: ABIM)
Standard unit: µmol/L
High values may indicate
High homocysteine levels may indicate increased risk of heart disease and stroke, vitamin B12 deficiency, folate deficiency, or homocystinuria.
Low values may indicate
Low homocysteine levels are generally normal and not clinically significant.