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Laboratory Medicine

Test catalogue

Homocysteine

Test Name

Homocysteine

Lavender Tube Specimen Type / Requirements

Container Type = 1 Lavender

Minimum Venous Volume = 2 mL Plasma

Specimen Handling

Collection Instructions: Collect sample in a lavender top and send to core lab. Sample should be well mixed at time of collection to prevent platelet clumping. Fasting specimen preferred. Write your initials, date and time of collection on the collection label.

Stability: Stable refrigerated at 2-8°C for 48 hours and frozen at or below -20°. for up to 13 weeks. Freeze samples only once and mix thoroughly after thawing

Laboratory Staff Instructions:Separate plasma from cells within 1h of collection.

Transportation: Send sample on ice to core lab within 1 hour of collection.

Sample Rejection Criteria: Plasma, clotted sample, Grossly hemolyzed samples, Unlabeled or Not Sufficient Quantity Samples will be rejected.

Required Documentation

Turnaround Time (TAT)

24 Hours

Test Utilization

Routine

Reference Value

4 - 15 umol/L

Test Code

HCYS

Methodology

Competitive Immunoassay

Testing Location

SMH-Biochemistry

Other Information