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Laboratory Medicine

Test catalogue

C1 Esterase Inhibitor (Complement C1 Inactivator), Serum

Test Name

C1 Esterase Inhibitor (Complement C1 Inactivator), Serum

Gold Tube Specimen Type / Requirements

Container Type = Gold top tube

Minimum Volume = 1mL Serum

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

Specimen Handling

Collection Instructions: Collect sample in gold or red top tube. Write your initials, date and time of collection on the collection label.

Laboratory Staff Instructions: Separate platelet-poor plasma immediately. Freeze as soon as possible. Store and send frozen.

Rejection Criteria: Unlabeled or samples of non sufficient quantity.

Stability: If the specimen thaws, it is unsuitable for analysis. This assay is very sensitive to sample handling and storage conditions.

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

Required Documentation

Turnaround Time (TAT)

3 days

Test Utilization

Reference Value

210 - 390 Milligram/Litre

Test Code



Testing Location

Referred Out – ON, Canada (ROGDL10)

Other Information

Last Updated: Jan 21, 2020