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Test Code 23FBG Fibroblast Growth Factor-23 (FGF23), In Situ Hybridization


Additional Testing Requirements


If additional interpretation or analysis is needed, request PATHC / Pathology Consultation along with this test.



Shipping Instructions


Attach the green pathology address label included in the kit to the outside of the transport container.



Necessary Information


A pathology/diagnostic report and a brief history are required.



Specimen Required


Supplies: Pathology Packaging Kit (T554)

Specimen Type: Formalin-fixed, paraffin-embedded tissue block

Specimen Volume: Entire block

 

Specimen Type: Tissue slides

Slides: 5 Unstained glass, positively charged slides with 5 (+ or -1)-microns formalin-fixed, paraffin-embedded tissue


Secondary ID

620249

Useful For

Assessing fibroblast growth factor-23 (FGF23) expression

Method Name

In Situ Hybridization (ISH)

Reporting Name

Fibroblast Growth Factor-23, ISH

Specimen Type

Special

Specimen Stability Information

Specimen Type Temperature Time Special Container
Special Ambient (preferred)
  Refrigerated 

Reject Due To

Wet/frozen tissue
Cytology smears
Nonformalin fixed tissue
Nonparaffin embedded tissue
Noncharged slides
ProbeOn slides		 Reject

Day(s) Performed

Monday through Friday

Report Available

5 to 8 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information

88365-Primary

LOINC Code Information

Test ID Test Order Name Order LOINC Value
23FBG Fibroblast Growth Factor-23, ISH 104259-7

 

Result ID Test Result Name Result LOINC Value
620250 Interpretation 50595-8
620251 Participated in the Interpretation No LOINC Needed
620252 Report electronically signed by 19139-5
620253 Material Received 81178-6
620254 Disclaimer 62364-5
620255 Case Number 80398-1

Forms

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