Test Code KI67B Ki-67(MIB-1), Breast, Quantitative Immunohistochemistry, Automated
Ordering Guidance
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
1. Pathologist's name, address, and phone number are required.
2. 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.
Specimen Required
Supplies: Pathology Packaging Kit (T554)
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 less than 1 month ago. Tissue on the slides should have been fixed in 10% neutral buffered formalin. Also send one hematoxylin and eosin-stained slide if possible.
Submission Container/Tube: Pathology Packaging Kit
Collection Instructions: Submit paraffin-embedded invasive or metastatic breast carcinoma tissue.
Additional Information: Paraffin block will be returned with the final report.
Reflex Tests
Test ID | Reporting Name | Available Separately | Always Performed |
---|---|---|---|
KIBM | Ki67 Breast IHC Manual | No | No |
Specimen Type
SpecialSpecimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Special | Ambient (preferred) | ||
Refrigerated |
Reject Due To
No specimen should be rejected.Reference Values
Varies by tumor type; values reported from 0% to 100%
Day(s) Performed
Monday through Friday
Report Available
4 to 6 daysSpecimen Retention Time
1 week after results are reported. Material made at Mayo Clinic may be retained at Mayo Clinic indefinitely.Performing Laboratory
Mayo Clinic Laboratories in RochesterCPT Code Information
88361