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HelpTest ID APBTS Adaptor Protein 3 Beta2 (AP3B2) Antibody, Tissue Immunofluorescence Titer, Serum
Specimen Required
Only orderable as a reflex. For more information see:
-AIAES / Axonal Neuropathy, Autoimmune/Paraneoplastic Evaluation, Serum
-DYS2 / Dysautonomia, Autoimmune/Paraneoplastic Evaluation, Serum
-GID2 / Gastrointestinal Dysmotility, Autoimmune/Paraneoplastic Evaluation, Serum
-MAS1 / Myelopathy, Autoimmune/Paraneoplastic Evaluation, Serum
Secondary ID
616109Useful For
The differential diagnosis of patients presenting with mixed cerebellar and sensory ataxia and myeloneuropathy
Reporting an end titer result from serum specimens
Testing Algorithm
If the indirect immunofluorescence (IFA) pattern suggests AP3B2 (adaptor protein 3 beta2)-IgG, then AP3B2 antibody cell-binding assay (CBA) and this test will be performed at an additional charge.
Specimen Type
SerumSpecimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Refrigerated (preferred) | 28 days |
| Frozen | 28 days | |
| Ambient | 72 hours |
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | Reject |
Reference Values
Only orderable as a reflex. For more information see:
-AIAES / Axonal Neuropathy, Autoimmune/Paraneoplastic Evaluation, Serum
-DYS2 / Dysautonomia, Autoimmune/Paraneoplastic Evaluation, Serum
-GID2 / Gastrointestinal Dysmotility, Autoimmune/Paraneoplastic Evaluation, Serum
-MAS1 / Myelopathy, Autoimmune/Paraneoplastic Evaluation, Serum
<1:240
Day(s) Performed
Monday through Sunday
Report Available
5 to 10 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
86256