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Test Code CH50M Complement, Total, Serum

Additional Codes

MAYO Test ID

COM

EPIC Test ID

LAB154

 

 

Reporting Name

Complement, Total, S

Useful For

Detection of individuals with an ongoing immune process

 

First-order screening test for congenital complement deficiencies

Method Name

Automated Liposome Lysis Assay

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Serum Red
St. Lukes Hospital Cedar Rapids Note:

Immediately after drawing the specimen, place the tube on wet ice


Specimen Required


Patient Preparation: Fasting preferred.

Collection Container/Tube: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 1 mL

Collection Instructions:

1. Immediately after drawing the specimen, place the tube on wet ice.

2. Spin down and separate serum from clot.

3. Immediately freeze specimen.


Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Red Frozen 14 days

Reject Due To

Hemolysis

Mild OK; Gross reject

Lipemia

Mild OK; Gross OK

Icterus

Mild OK; Gross OK

Other

Serum gel tube

Reference Values

≥16 years: 30-75 U/mL

Reference values have not been established for patients that are <16 years of age.

Day(s) and Time(s) Performed

Monday through Saturday; 3 p.m.

CPT Code Information

86162

LOINC Code Information

Test ID Test Order Name Order LOINC Value
COM Complement, Total, S 4532-8

 

Result ID Test Result Name Result LOINC Value
COM Complement, Total, S 4532-8

Analytic Time

1 day

Test Classification

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

Forms

If not ordering electronically, complete, print, and send a General Request Form (T239) with the specimen (http://www.mayomedicallaboratories.com/it-mmfiles/general-request-form.pdf)