Homocysteine, Plasma

Orderable EAP code:

LAB00460

Billable EAP Codes:

80002119 x 1

CPT Codes:

83090 x 1

Lab Section:

Immunology

Turnaround Time:

Routine: 7 days

Test Schedule:

Thursdays.

Units:

micromole/L

Specimen Requirements:

5 mL blood in a LAVENDER top (EDTA) tube. Send on ice. Must be delivered to lab within half an hour.

Pediatric Specimen Requirements:

1 mL blood in a pediatric LAVENDER top (EDTA) tube. Send on ice. Must be delivered to the lab within half an hour.

Reference Range:

3.5 to 10.4 micromole/L

Comments:

Not recommended for risk assessment of cardiovascular disease or venous thromboembolism. Acceptable screening test for disorders of methionine metabolism.