Clinics and Departments

Laboratory Services

Lab Dept:

Chemistry

Test Name:

IgD (IMMUNOGLOBULIN D)

General Information

Lab Order Codes:

IGD

Synonyms:

Immunoglobulin D

CPT Codes:

82784 – Gammaglobulin

Test Includes:

IgD level reported in mg/dL.

Logistics

Test Indications:

Provides important information on the humoral immune status. Changes in IgD concentration are used as a marker of changes in the size of the clone of monoclonal IgD plasma cells.

Lab Testing Sections:

Chemistry - Sendouts

Referred to:

Mayo Medical Laboratories (MML Test # 9272/IGD)

Phone Numbers:

MIN Lab: 612-813-6280

STP Lab: 651-220-6550

Test Availability:

Daily, 24 hours

Turnaround Time:

1 – 3 days, test performed Monday through Saturday

Special Instructions:

N/A

Specimen

Specimen Type:

Blood

Container:

Red top tube

Draw Volume:

3 mL (Minimum: 1.5 mL) blood

Processed Volume:

1 mL (Minimum: 0.5 mL) serum

Collection:

Routine venipuncture

Special Processing:

Lab Staff: Centrifuge specimen, remove serum aliquot into a screw-capped round bottom plastic vial. Store and ship at refrigerated temperatures. Forward promptly.

Patient Preparation:

None

Sample Rejection:

Mislabeled or unlabeled specimens; gross hemolysis

Interpretive

Reference Range:

≤10 mg/dL

Critical Values:

N/A

Limitations:

An elevated IgD cannot be taken as evidence for a monoclonal IgD protein.

Methodology:

Nephelometry

References:

Mayo Medical Laboratories Web Page January 2013



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