Test Code GBM Glomerular Basement Membrane Antibody
Additional Codes
Ordering Mnemonic |
---|
GBM |
Methodology
Fluoroenzyme Immunoassay
Performing Laboratory
Holland Hospital Laboratory Services
Specimen Requirements
Submit one of the following specimen(s):
Preferred Specimen-Serum
Container/Tube: Serum gel (SST) tube
Specimen Volume: 1 mL of serum
Collection Instructions:
Note: 1. Indicate serum.
2. Label specimen appropriately (serum).
Alternate specimens-Plasma
Container/Tube: Mint-top (lithium heparin) tube
Specimen Volume: 1 mL of plasma
Collection Instructions:
Note: 1. Indicate plasma.
2. Label specimen appropriately (plasma).
Container/Tube: Lavendar-top (EDTA) tube
Specimen Volume: 1 mL of plasma
Collection Instructions:
Note: 1. Indicate plasma.
2. Label specimen appropriately (plasma).
Specimen Transport Temperature
Refrigerate; Freeze if >48 hrs.
Day(s) Test Set Up
Wednesday and Friday
Test Classification and CPT Coding
83516 (HH Bill Code 022423501)
Reference Values
Negative for GBM <7 EliA U/mL
Equivocal for GBM 7-10 U/mL
Positive for GBM >10 U/mL