Yale New Haven Hospital

Department of Laboratory Medicine
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Immunoglobulin Subclass IgG 4

Lab Section: 

Immunology

 

Lab Location: 

Main Lab

Test ID: 

LAB5394

 

Synonyms: 

IgG 4

                                            Method:

Turbidimetry

 

 

Reported: 

4 days

Specimen Requirements:

Collection: 5.0 mL Blood in a Gold Top Tube.

Pediatric volume: 1 mL
Unacceptable conditions: Grossly hemolyzed specimens.

Stability: Ambient: 48 hours; Refrigerated: 3 days; Frozen: 3 months

Clinical indications: Indication for diagnostic clarification in patients with increased susceptibility to infection or malfunctioning immune defense.

 

                          Reference Interval: 

 

 

IgG4

0.5-78.4

1.0-53.7

1.8-112.5

0.4-99.2

1.9-93.2

1.6-115.0

3.7-136.0

11.0-157.0

3.9-86.4

 



 

 

 

CPT Code(s): 

82787

Last Changed: 

8/24/2017 9:03:27 AM

Last Reviewed: 

10/10/2017 11:40:05 AM