C4+C3

Test ID: 

704762

CPT code:

86160 (x2)

Synonyms:

C3 Complement, Body Fluid
Complement C3 (β1C/β1A Globulin), Body Fluid
C4 Body Fluid
Complement C4 (β1E/β1E Body Fluid

Clinical Use:

Quantitation of C3 and C4 is used to detect individuals with inborn deficiency of this factor or those with immunologic disease in whom complement is consumed at an increased rate. These include lupus erythematosus, chronic active hepatitis, certain chronic infections, poststreptococcal and membranoproliferative glomerulonephritis, and others.

Additional Test Information:

State source of fluid on the request form.

Specimen Type:

Body fluid

Requested Volume: 

1 mL

Container Type: 

Clean container

Collection:

Transfer specimen to a plastic transport tube.

Expected Turnaround Time:

2 Days

Storage Instructions:

Refrigerate