ACETYLCHOLINE RECEPTOR BLOCKING AUTOANTIBODIES

Specimen Required
Draw blood in a SST. Centrifuge, separate and send 1.0 mL serum (0.5 mL minimum) refrigerated in a screw-capped plastic vial.

Alternate Specimen
Serum: Red-top

Rejection Criteria
Grossly hemolysed or grossly lipemic specimens.

Methodology
Immunoassay

Stability
Room Temperature: 14 days; Refrigerated: 14 days; Frozen: 30 days

Reference Range
<15% of inhibition

Performed
Sunday, Tuesday, Thursday

Turnaround Time5-8 days
Test CodeACHBL
CPT-4 Code (s)
83519 RUO
LOINC Codes
11561-8

Warde
Medical
Laboratory