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Test Code KI67B Ki-67(MIB-1), Breast, Quantitative Immunohistochemistry, Automated


Advisory Information


Ki-67 immunohistochemistry testing on intracystic papillary carcinoma and solid papillary carcinoma, without clearly stating invasive carcinoma, is not appropriate and will be canceled without processing.

 

If ordering for diagnostic purposes, order PATHC / Pathology Consultation and request the stain.



Shipping Instructions


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



Necessary Information


Include accompanying pathology report stating the final diagnosis. If not available, a preliminary diagnosis is acceptable only if it refers to invasive or metastatic breast carcinoma.

 

Pathologist's name, address, and phone number are required.



Specimen Required


Specimen Type:

Preferred: Formalin-fixed, paraffin-embedded tissue block containing invasive or metastatic breast carcinoma

Acceptable: 2 Unstained sections, containing invasive or metastatic breast carcinoma, on charged slides cut at 4 microns <1 month ago. Tissue on the slides should have been fixed in 10% neutral buffered formalin.

Supplies: Pathology Packaging Kit (T554)

Collection Instructions: Submit paraffin-embedded invasive or metastatic breast carcinoma tissue.

Additional Information: Paraffin block will be returned with the final report.


Forms

If not ordering electronically, complete, print, and send 1 of the following forms with the specimen:

Pathology Test Request Form (T246) (http://www.mayomedicallaboratories.com/it-mmfiles/pathology-request-form.pdf)

Oncology Test Request Form (T729) (http://www.mayomedicallaboratories.com/it-mmfiles/oncology-request-form.pdf)

Useful For

Determining proliferation of tumor cells in paraffin-embedded tissue blocks from patients diagnosed with breast carcinoma

Reflex Tests

Test ID Reporting Name Available Separately Always Performed
KIBM Ki67 Breast IHC Manual No No

Testing Algorithm

Cases that are not able to be scanned for automated analysis will be changed to the manual process for analysis.

Method Name

Immunohistochemistry, Automated Quantitation

Reporting Name

Ki67 Breast IHC Automated

Specimen Type

Special

Specimen Stability Information

Specimen Type Temperature Time
Special Ambient (preferred)
  Refrigerated 

Reference Values

Varies by tumor type; values reported from 0% to 100%

Day(s) and Time(s) Performed

Monday through Friday; 8 a.m.-5 p.m.

Performing Laboratory

Mayo Medical Laboratories in Rochester

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

CPT Code Information

88361

LOINC Code Information

Test ID Test Order Name Order LOINC Value
KI67B Ki67 Breast IHC Automated In Process

 

Result ID Test Result Name Result LOINC Value
70995 Interpretation 50595-8
70996 Participated in the Interpretation In Process
70997 Report electronically signed by In Process
70999 Material Received In Process
MA023 Tumor type In Process
MA024 Tumor classification In Process
71627 Disclaimer 62364-5
71841 Case Number In Process