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Progesterone Recept with Interpretation [36159X]
Test Code36159
CPT Codes
88360
Preferred Specimen
Formalin Fixed Paraffin Block
Instructions: Please include surgical pathology report.
Per ASCO/CAP guidelines, ER (Estrogen Receptor) and PR
(Progesterone Receptor) positivity requires at least 1%
of tumor cells to show positive nuclear staining of any
intensity. A negative result for ER and PR will be
reported if < 1% of tumor cells show staining.
Instructions: Please include surgical pathology report.
Per ASCO/CAP guidelines, ER (Estrogen Receptor) and PR
(Progesterone Receptor) positivity requires at least 1%
of tumor cells to show positive nuclear staining of any
intensity. A negative result for ER and PR will be
reported if < 1% of tumor cells show staining.
Other Acceptable Specimens
3 slides Unstained, positively charged slides
IHC Specimen Transport Kit; Room Temperature;
IHC Specimen Transport Kit; Room Temperature;
Transport Container
IHC Specimen Transport Kit
Transport Temperature
Room Temperature
Specimen Stability
Room Temperature: Indefinitely
Refrigerated: Indefinitely
Frozen: Unacceptable
Refrigerated: Indefinitely
Frozen: Unacceptable
Methodology
Immunohistochemical Assay
Setup Schedule
Monday-Friday Morning
Report available: 2 Days
Report available: 2 Days
Reference Range
Positive: > or = 5%
Clinical Significance
The presence of progesterone receptors in tumor tissue cells is used to select drug therapy, especially in women with breast carcinoma.
