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HelpTest ID AK5IS Adenylate Kinase 5 (AK5) IgG, Tissue Immunofluorescence, Serum (Non-Orderable)
Specimen Required
Only orderable as part of a profile. For more information see:
-DMS2 / Dementia, Autoimmune/Paraneoplastic Evaluation, Serum
-ENS2 / Encephalopathy, Autoimmune/Paraneoplastic Evaluation, Serum
-EPS2 / Epilepsy, Autoimmune/Paraneoplastic Evaluation, Serum
Secondary ID
623399Useful For
Only orderable as part of a profile. For more information see:
DMS2 / Dementia, Autoimmune/Paraneoplastic Evaluation, Serum
ENS2 / Encephalopathy, Autoimmune/Paraneoplastic Evaluation, Serum
EPS2 / Epilepsy, Autoimmune/Paraneoplastic Evaluation, Serum
Evaluation of patients suspected to have autoimmune encephalitis using serum specimens
Reporting adenylate kinase 5 tissue immunofluorescence results as part of a profile
Reflex Tests
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| AK5CS | AK5 Ab CBA, S | No | No |
| AK5TS | AK5 Ab IFA Titer, S | No | No |
Testing Algorithm
If the indirect immunofluorescence (IFA) pattern suggests AK5 (adenylate kinase 5), then the AK5 antibody cell-binding assay and AK5 antibody IFA titer are 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 part of a profile. For more information see:
-DMS2 / Dementia, Autoimmune/Paraneoplastic Evaluation, Serum
-ENS2 / Encephalopathy, Autoimmune/Paraneoplastic Evaluation, Serum
-EPS2 / Epilepsy, Autoimmune/Paraneoplastic Evaluation, Serum
Negative
Day(s) Performed
Varies
Report Available
5 to 10 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
86255