Herpes Gestationis Factor (IgG Complement-Fixing Basement Membrane Zone Antibody)
0092283
 
Ordering Recommendation
Mnemonic
HG FACTOR
Methodology
Quantitative Indirect Immunofluorescence
Performed
Varies
Reported
5-8 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
 
Collect
Plain red or serum separator tube.  
Specimen Preparation
Transfer 2 mL serum to an ARUP Standard Transport Tube. (Min: 0.5 mL)  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Hemolyzed or lipemic specimens.  
Remarks
For specimens less than 0.5 mL, call the Immunodermatology lab at (866) 266-5699.  
Stability
Ambient: 4 days; Refrigerated: 3 months; Frozen: Indefinitely  
Reference Interval
By report
Interpretive Data
Note
The methodology is indirect immunofluorescence (IFA) of serum on human split skin substrate for detection of complement-fixing (herpes gestationis factor) and non-complement-fixing IgG basement membrane zone antibodies.

Bullous Pemphigoid (180 kDa and 230 kDa) Antigens, IgG (ARUP test code 0092566) may be helpful in determining herpes gestationis.
CPT Code(s)
88347 x3; 83516
Components
Component Test Code*Component Chart Name
0092284Herpes Gestationis Factor IgG Antibodies
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, contact interface support at interface.support@aruplab.com.
Cross References
Performed at UUHC-Immunodermatology