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Epithelial Basement Membrane Zone Antibody IgA
0092057
Ordering Recommendation
•Assess and monitor patient with linear IgA disease, including linear IgA bullous dermatosis and positive IgA BMZ antibodies, either epidermal (roof) pattern or dermal (floor) pattern.
•Consider ordering concurrently with IgG antibody testing for epithelial BMZ (0092056), bullous pemphigoid (BP 180 & 230) antigens (0092566), and/or collagen type VII (2010905).
Mnemonic
EBMZ IGA
Methodology
Indirect Immunofluorescence
(Indirect Fluorescent Antibody)
Performed
Varies
Reported
4-9 days  
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
  
Collect
Plain red or serum separator tube (SST).  
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
  
Stability
Ambient: 1 week; Refrigerated: 2 weeks; Frozen: Indefinitely  
Reference Interval
By report  
Interpretive Data
 
Note
For specimens less than 0.5 mL, call the Immunodermatology Laboratory at (866) 266-5699.
CPT Code(s)
88347 x2
Components
Component Test Code*Component Chart NameLOINC
0092057Epithelial BMZ Ab, IgA 
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
 

Performed at UUHC-Immunodermatology