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Test Code 5145 C4 (Fourth Component of Complement)

Performing Laboratory

Barnes-Jewish Hospital Laboratory

Methodology

Immunoturbidimetric

Literature Reference:

Package insert: Complement C4C-2. Roche Corporation. 10/2013.

Specimen Requirements

Specimen Type: Plasma

Container/Tube: Mint green top

Specimen Volume: Full tube

 

Day(s) Test Set Up

Monday through Sunday

Turnaround Time:
STAT: not available
Routine: results available 2-4 hours of receipt.

Reference Values

10-5 0mg/dL

Literature References:

Tietz Fundamentals of Clinical Chemistry, 5th Edition, Editors: Burtis CA and Ashwood ER, Chapter 21, p. 543. W.B. Saunders Company, 2014

Test Classification and CPT Coding

86160

Additional Information

For BJH Laboratory Use Only
Analyte Stability:

Store serum at 2° C to 8° C for up to 8 days. For longer storage or shipment, specimen should be frozen at -20° C.

Alternate Tube:  plain red top, full

Laboratory Processing Instructions:

Test performed in BJH Core Lab.  Processed by automated line for delivery to the Cobas 8000. Completed specimens are stored refrigerated for 5 days.

Specimen Transport Temperature

Ambient

LOINC Code Information

Name LOINC Code
Complement Component 4 4498-2