Test ID JCPCR JC Virus, Molecular Detection, PCR, Spinal Fluid
Specimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Preferred: 12 x 75-mm screw cap vial
Acceptable: Sterile screw cap vial
Container/Tube: Sterile vial
Specimen Volume: 0.5 mL
Collection Instructions: Do not centrifuge.
Forms
If not ordering electronically, complete, print, and send a Microbiology Test Request (T244) with the specimen.
Useful For
Aiding in diagnosing progressive multifocal leukoencephalopathy due to JC virus
This test is not to be used as a diagnostic tool for Creutzfeldt-Jakob disease
This test is not recommended for screening asymptomatic patients
Special Instructions
Method Name
Real-Time Polymerase Chain Reaction (PCR)/DNA Probe Hybridization
Reporting Name
JC Virus, PCR, CSFSpecimen Type
CSFSpecimen Minimum Volume
0.3 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| CSF | Refrigerated (preferred) | 7 days |
| Frozen | 7 days |
Reference Values
Negative
Day(s) Performed
Monday through Friday
Report Available
Same day/ 1 to 4 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| JCPCR | JC Virus, PCR, CSF | 33295-7 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 618305 | JC Virus, PCR, CSF | 33295-7 |
CPT Code Information
87798
Testing Algorithm
For more information see Meningitis/Encephalitis Panel Algorithm.