ARUP's Laboratory Test Directory

0050571: Immunoglobulin G Subclass 1

Test Mnemonic: IGG1
Methodology: Nephelometry

Performed: Mon-Sat

Reported: 1-3 days

Specimen Required:  
Collect: One 4 mL SST or green (sodium or lithium heparin). 

Transport: 1 mL serum  or plasma at 2-8°C. (Min: 0.45 mL)  Submit specimen in an ARUP Standard Transport Tube.

Pediatric Collection/Transport: 0.45 mL serum or plasma at 2-8°C.

Remarks: Separate serum or plasma from cells ASAP.

Stability: After separation from cells: Ambient: 2 days; Refrigerated: 2 weeks; Frozen: 6 months

Reference Interval:
Cord blood: 435-1084 mg/dL                5-6 years: 330-1065 mg/dL
0-2 months: 218-498 mg/dL                  7-8 years: 225-1100 mg/dL
3-5 months: 143-394 mg/dL                  9-10 years: 390-1235 mg/dL
6-8 months: 190-388 mg/dL                  11-12 years: 380-1420 mg/dL
9-23 months: 288-880 mg/dL                13-14 years: 165-1440 mg/dL
2 years: 170-950 mg/dL                          15 years and older: 240-1118 mg/dL
3-4 years: 290-1065 mg/dL

CPT Code(s):
82787

 

 

 
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