Days Set Up
Monday - Saturday
Analytic Time

2 - 4 days

MiChart Code
C7 Complement, Functional
Soft Order Code
C7

Test Updated:

Synonyms

C7
C7 Complement, Functional

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All specimens should be accompanied by a requisition.

Submitting Specimens

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Order Kits and Supplies

MLabs provides all the supplies necessary for the collection of specimens.

Test FAQ

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Test Overview

Test Methodology

Automated Liposome Lysis Assay

Test Usage

Diagnosis of C7 deficiency; investigation of a patient with absent total complement (CH50) level.

Reference Range

36 - 60 units/mL

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Specimen Requirements

Collection Instructions

A fasting specimen is preferred but not required. Collect blood in a red top tube; do not use SST tube. Immediately place on wet ice. Centrifuge, aliquot serum into a plastic vial and freeze immediately. Hemolytic or thawed specimens are unacceptable.

Yellow Top Tube
Red Top Tube
Normal Volume
1 mL serum
Minimum Volume
0.5 mL serum

Billing Information

CPT Code
86161
Pro Fee Code
 
Insurance Auth Info
 
LOINC
26996-9

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.