Antiskin autoantibodies, quantitative-994

June 13, 2022

LabCorp has reported that they are currently experiencing a testing and reporting delay for this assay.

 

Test info

  
Antiskin autoantibodies, quantitative
  
994
  
LAB994
  
MSO
  
Cutaneous immunofluorescence, indirect
  

Detect the presence of circulating pemphigus and bullous pemphigoid antibodies in sera.

Specimen

  
Serum
  
  
1.0 mL
  
0.5 mL
  

Immediatley following collection, mix sample by gently inverting 5 times

  
  1. Allow sample to clot for a minimum of 30 minutes
  2. Spin within two (2) hours of sample collection
  

Gold serum separator (SST) tube

  
  
  1. Allow sample to clot
  2. Spin
  3. Transfer serum to a Transfer vial/tube with cap - 12mL (LabCorp), labelled as serum, within two (2) hours of sample collection
  
  

Ambient

  
  • Bacterial contamination
  • Lipemia

Performance

  
LabCorp (082545): R-NX
  
Tu
  
2 - 7 days
  

Indirect fluorescent antibody (IFA)

Clinical and Interpretive info

  

Negative: <1:10

  

Intracellular antibodies are present in 85% to 90% of pemphigus patients and specific basement membrane antibodies are present in 70% to 80% of patients with bullous pemphigoid.

Billing

  
86255

Tracking

  
11/01/2019
  
02/03/2021
  
06/03/2020