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HelpTest Code PC1TS Purkinje Cell Cytoplasmic Antibody Type 1 (PCA-1) Titer, Serum (Non-Orderable)
Specimen Required
Only orderable as a reflex. For further information see:
ENS2 / Encephalopathy, Autoimmune/Paraneoplastic Evaluation, Serum
MDS2 / Movement Disorder, Autoimmune/Paraneoplastic Evaluation, Serum
MAS1 / Myelopathy, Autoimmune/Paraneoplastic Evaluation, Serum
Specimen Type
SerumSpecimen Minimum Volume
Serum: 0.6 mL
Specimen 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 further information see:
ENS2 / Encephalopathy, Autoimmune/Paraneoplastic Evaluation, Serum
MDS2 / Movement Disorder, Autoimmune/Paraneoplastic Evaluation, Serum
MAS1 / Myelopathy, Autoimmune/Paraneoplastic Evaluation, Serum
<1:240
Neuron-restricted patterns of IgG staining that do not fulfill criteria for Purkinje cell cytoplasmic antibody type 1 may be reported as "unclassified antineuronal IgG." Complex patterns that include nonneuronal elements may be reported as "uninterpretable."
Day(s) Performed
Monday through Sunday
Report Available
6 to 8 daysSpecimen Retention Time
2 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
86256