ACHRBIND
Acetylcholine Receptor Binding Antibody
EPIC Test Procedure Code: LAB3402
Performing Lab:
Referral Laboratory
Patient Preparation:
No isotopes should be administered within 24 hours prior to specimen collection.
Container Type:
Plain red top tube or serum gel tube
Specimen Type:
Serum
Preferred Volume:
1 mL
Minimum Volume:
0.3 mL
Collection Procedure:
If a plain red top is used, transfer the separated serum to a plastic transport tube.
Store and Transport:
Refrigerated
Stability:
Frozen - 14 days
Refrigerated - 14 days
Room temperature - 14 days
Unacceptable Condition:
Gross hemolysis, Gross icterus, Gross lipemia.
CPT Codes:
86041 - ACHR Binding Ab (EAP 30021089)
Method:
This assay measures antibodies that precipitate solublized muscle AChR that has been complexed with radiolabeled alpha-bungarotoxin (aBTX). Antibodies that bind to the receptor regions that are not sterically blocked by the aBTX are detected.