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Test ID 64732 OLIG2, Immunostain Without Interpretation

Useful For

Distinguishing gliomas from neurocytomas and ependymomas

Method Name

Immunohistochemistry

Reporting Name

OLIG2 IHC, no interp

Specimen Type

Tissue

Specimen Required

Supplies: Immunostain Technical Only Envelope (Supply T693)

Specimen Type: Tissue

Container/Tube: Immunostains Technical Only Envelope (Supply T693)

Preferred: 2 unstained positively charged glass slide (25 x 75 x 1mm) per test ordered; sections 4 microns thick.

Acceptable: Formalin-fixed, paraffin-embedded (FFPE) tissue block (International Clients: Please be aware, your country’s customs may delay or block return shipments of FFPE tissue blocks.  MML recommends sending slides only for this test.)

Additional Information:

1.  Information on accessing digital images of IHC stains and the manual requisition form can be accessed through this website:  http://www.mayomedicallaboratories.com/test-info/ihc/index.html

2. Clients ordering stains using a manual requisition form will not have access to digital images.

3. Clients wishing to access digital images must place the order for IHC stains electronically.  Information regarding digital imaging can be accessed through this website: http://www.mayomedicallaboratories.com/test-info/ihc/faq.html

Specimen Stability Information

Specimen Type Temperature Time
Tissue Ambient (preferred)
  Refrigerated 

Day(s) and Time(s) Performed

Monday through Friday

Performing Laboratory

Mayo Medical Laboratories in Rochester

CPT Code Information

88342 TC, primary

88341 TC, if addt'l IHC

LOINC Code Information

Result ID Test Result Name Result LOINC Value
64732 OLIG2 IHC, no interp No LOINC Needed