Coccidioides antibody, IgG & IgM-14431

Test info

  
Coccidioides antibody, IgG & IgM
  
14431
  
LAB14431
  
COCCABIGGIGM
  
CF
Coccidioides immitis
Coccidioidomycosis
Precipitin
TP
Valley fever
  
  • Coccidioides antibody IgG and IgM by ELISA are used to screen for Coccidioides antibodies.
  • If the ELISA testing is equivocal or positive for IgG and/or IgM, then Coccidioides immitis antibodies by Immunodiffusion, and Coccidioide titer will be added.
  

Preferred serology test to detect Coccidioidomycosis (Valley fever)

Specimen

  
Serum
  
  
2.0 mL
  
0.6 mL
  

Immediately following collection, thoroughly 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 within two (2) hours of sample collection
  3. Transfer serum to a Transfer vial/tube with cap - 12mL (LabCorp), labelled as serum
  
  

Refrigerated (preferred) – 2 weeks

Ambient – 48 hours

Frozen – 1 year

  
30 days
  
  • Contaminated specimen
  • Hemolyzed specimen 
  • Severely lipemic specimens

Performance

  
ARUP (3001982) via LabCorp (830945): R-NX
  
Daily
  
3 - 7 days
  
  • Complement Fixation
  • Immunodiffusion
  • Enzyme-Linked Immunosorbent Assay (ELISA)

Clinical and Interpretive info

  

IgG and IgM: ≤0.9

Billing

  
86635 x 2
86635 x 2 (if appropriate)

Tracking

  
11/17/2020
  
12/18/2023
  
12/18/2023