Test Details
Mnemonic
MGP3
Ordering Code
3400432
CPT-4 Code(s)
86041, 86042, 86043, 86255, plus 86256 if reflexed, at an additional cost
Specimen Information
Patient Preparation
Includes Acetylcholine Receptor Binding Antibody, Acetylcholine Receptor Blocking Antibody,
*Acetylcholine Receptor Modulating Antibody, Striated Muscle Antibody with Reflex to Titer.
If Striated Muscle Antibody Screen is positive, then Striated Muscle Antibody Titer will be
performed at an additional charge.
*Acetylcholine Receptor Modulating Antibody, Striated Muscle Antibody with Reflex to Titer.
If Striated Muscle Antibody Screen is positive, then Striated Muscle Antibody Titer will be
performed at an additional charge.
Collect
Serum separator tube (SST)
Specimen Preparation
Centrifuge, separate serum from cells and send 2.0 mL serum in a screw capped plastic vial.
Alternate Specimen
Serum: Red top
Minimum Volume
0.8 mL
Transport Temperature
Refrigerated
Rejection Criteria
Gross hemolysis, grossly lipemic, microbially contaminated, grossly icteric
Stability
Room temperature: 4 days
Refrigerated: 14 days
Frozen: 30 days
Refrigerated: 14 days
Frozen: 30 days
Methodology
Radioimmunoassay (RIA), Radiobinding assay (RBA), Immunofluorescent Assay (IFA)
Reference Range
See report
Performing Laboratory
Quest
New York DOH Approval Status
Yes