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Pathology Clinical Services

Department of Pathology

IgG (087-0648)

CPT 4 Code: 82784

Test Order Mnemonic: IGG

Lab: Immunochemistry

Request Form: Clinical Immunology

Collection: Routine venipuncture; CSF - routine lumbar puncture

Storage Instructions: Prefer prompt delivery.  Blood - seperate serum from cells and refrigerate.  CSF - refrigerate.

Causes for Rejection: Gross hemolysis, lipemic serum

Availability: Samples are received 24 hours per day at Sample Management, Room 5.138, McCullough.

Turnaround Time: Routine: 24 hours; test is performed Monday - Friday

Specimen: Blood or CSF

Volume: 7 mL blood or 3 mL CSF

Minimum Volume: 3 mL blood or 1 mL CSF

Container: SST (gel barrier) preferred;  red-topped tube acceptable; CSF: 7 mL sterile plastic tube with screw cap

Reference Ranges:

Serum

age

range

age

range

1-2 years

345-1213 mg/dL

000 min - 1 month

636-1606mg/dL

2-3 years

424-1051 mg/dL

1 -2 months

251-906 mg/dL

3-4 years

441-1135 mg/dL

2-3 months

206-601 mg/dL

4-5 years

463-1236 mg/dL

3-4 months

176-581 mg/dL

5-8 years

633-1280 mg/dL

4-5 months

196-558 mg/dL

8-10 years

608-1572 mg/dL

5-6 months

172-814 mg/dL

10-adult

636-1349 mg/dL

6-7 months

215-704 mg/dL

Cerebrospinal Fluid

7-9 months

217-904  mg/dL

000 min to adult

<6.1 mg/dL

9-12 months

294-1069 mg/dL

 

 

Test Method: Nephelometry

Reviewed/revised April 2007 by P. Harris

 

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