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Progesterone Receptor (PR), IHC with Interpretation (36159X)
Test Code5363N
Preferred Specimen
Formalin fixed paraffin embedded tissue in an IHC specimen transport kit
Other Acceptable Specimens
4 micron unstained slides • Fixed tissue • Tissue in neutral buffered formalin
Instructions
Tumor paraffin block or five 4-micron unstained sections on Poly-L-Lysine or Silane coated slides.
See Specimen Collection Section, Oncology.
Please submit stained H & E slide and a copy of the pathology report.
Ship at room temperature.
Do not place paper labels with adhesive backing on slides. Use pencil or xylene resistant pen to write on the frosted end of the slide only.
Pathology report is required.
Transport Temperature
Room temperature
Specimen Stability
Room temperature: Indefinite
Refrigerated: Indefinite
Frozen: Unacceptable
Refrigerated: Indefinite
Frozen: Unacceptable
Methodology
Immunohistochemical Assay
Setup Schedule
A.M. Sets up 5 days a week.
Clinical Significance
The presence of progesterone receptors in tumor tissue cells is used to select drug therapy, especially in women with breast carcinoma.
