IMMUNOGLOBULIN G

Test Code

LAB8415 (MISCELLANEOUS)

CPT Codes
82784

Preferred Specimen

1 Gold tube (SST)

Patient Preparation
None

Minimum Volume

0.2 mL (0.5 mL optimal)

Other Acceptable Specimens

1 Lavender tube (EDTA)

OR

1 Green tube (Lithium Heparin)

Instructions

Centrifuge for complete separation of serum or plasma from red cells. Refrigerate until tested.

Transport Container

Transfer tube

Transport Temperature

Refrigerate

Specimen Stability

2-8°C up to 3 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Hemolyzed
Lipemic

Methodology
Immunotrubidimetric

Setup Schedule

M, T, W, Th, F, Sa, Sun

As received; STAT testing is available

Reference Range

600-1500 mg/dL

Clinical Significance

Aid in diagnosis of autoimmune disease, liver function, chronic or recurrent infectios; Evaluate humoral immunity.

Performing Laboratory
Alverno Central Lab

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.