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HelpTest Code AK5CS Adenylate Kinase 5 (AK5) IgG, Cell Based Assay, Serum (Non-Orderable)
Specimen Required
Only orderable as a reflex. For more information see:
-DMS2 / Dementia, Autoimmune/Paraneoplastic Evaluation, Serum
-ENS2 / Encephalopathy, Autoimmune/Paraneoplastic Evaluation, Serum
-EPS2 / Epilepsy, Autoimmune/Paraneoplastic Evaluation, Serum
Useful For
Only orderable as a reflex. 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 of having autoimmune encephalitis using serum specimens
Reporting adenylate kinase 5 IgG results as part of a profile
Reporting Name
AK5 Ab CBA, SSpecimen Type
SerumSpecimen Minimum Volume
Serum: 0.5 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 more information see:
-DMS2 / Dementia, Autoimmune/Paraneoplastic Evaluation, Serum
-ENS2 / Encephalopathy, Autoimmune/Paraneoplastic Evaluation, Serum
-EPS2 / Epilepsy, Autoimmune/Paraneoplastic Evaluation, Serum
Negative
Method Description
Patient specimen is applied to a composite slide containing transfected and non-transfected human embryonic kidney (HEK293) cells. After incubation and washing, fluorescein-conjugated goat-antihuman IgG is applied to detect the presence of patient IgG binding.(Unpublished Mayo method)
Day(s) Performed
Varies
Report Available
5 to 10 daysSpecimen Retention Time
2 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
86255
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| AK5CS | AK5 Ab CBA, S | In Process |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 623401 | AK5 Ab CBA, S | In Process |