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Laboratory Medicine

Test catalogue


Test Name


Lavender Tube Specimen Type / Requirements

Container Type = 1 LavenderS

Minimum Volume = 2 ml Plasma (EDTA)

Tubes must fill to at least ½ or greater of its vacuum capacity

Specimen Handling

Collection Instructions: Collect fasting specimen. Pre-chill tube at 4°C before drawing the specimen. Patient must avoid histamine-rich foods for 5 hours prior to specimen collection e.g. cheese, wine, red meats, spinach, tomatoes. Avoid taking allergy causing drugs, antihistamines, oral corticosteroids and substances which block H2 receptors 24 hrs prior to collection. Write your initials, date and time of collection on the collection label.

Laboratory Staff Instructions Centrifuge in a refrigerated centrifuge or in chilled centrifuge cup. Immediately after centrifugation, remove plasma, place in a plastic transport vial and freeze. Specimen must be received at ICL Mon-Wed within 3 days of collection

Rejection Criteria: Grossly hemolyzed, lipemic, Unlabeled or Not Sufficient Quantity Samples will be rejected.

Stability: Stable at room temperature for 24hrs, refrigerated for 24hrs and Frozen for 90 days

Transportation: Send sample to core lab as soon as possible.

Required Documentation

Turnaround Time (TAT)

10 Days

Test Utilization

Routine > 10 Days

Reference Value

0.1 - 1.8 ng/mL

Test code




Testing Location

Referred Out – ON, Canada (ROICL02)

Other Information