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Test Code JCV JC Virus Detection by In Situ Hybridization


Shipping Instructions


Attach the green "Attention Pathology" address label (T498) and the pink Immunostain Technical Only label included in the kit to the outside of the transport container.



Necessary Information


A pathology or diagnostic report (final or preliminary) and brief history are required and must accompany specimen for testing to be performed.



Specimen Required


Specimen Type: Tissue

Supplies: Pathology Packaging Kit (T554)

Submit:

Formalin-fixed, paraffin-embedded tissue block (preferred)

OR

4 Unstained glass, positively-charged slides with 5 (+ or -1)-micron formalin-fixed, paraffin-embedded tissue

Additional Information: Broken or cracked unstained slides will be rejected.


Useful For

Confirming a clinical and histopathologic diagnosis of progressive multifocal leukoencephalopathy

Method Name

In Situ Hybridization (ISH)

Reporting Name

JC Virus ISH

Specimen Type

Special

Specimen Stability Information

Specimen Type Temperature Time
Special Ambient (preferred)
  Refrigerated 

Reject Due To

Wet/frozen tissue Reject
Cytology smears Reject
Non-formalin fixed tissue Reject
Nonparaffin embedded tissue Reject
Kidney/renal tissue Reject
Noncharged, ProbeOn, and Snowcoat slides Reject
Broken or cracked unstained slides Reject

Day(s) Performed

Monday through Friday

Report Available

5 to 7 days

Performing 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.

CPT Code Information

88365-Primary

88364-If additional ISH

LOINC Code Information

Test ID Test Order Name Order LOINC Value
JCV JC Virus ISH In Process

 

Result ID Test Result Name Result LOINC Value
71214 Interpretation 50595-8
71215 Participated in the Interpretation No LOINC Needed
71216 Report electronically signed by 19139-5
71218 Material Received 81178-6
71596 Disclaimer 62364-5
72115 Case Number 80398-1

Forms

If not ordering electronically, complete, print, and send an Immunohistochemical (IHC)/In Situ Hybridization (ISH) Stains Request (T763) with the specimen.