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ER, IHC with Interpretation [36160X]
Test Code36160
CPT Codes
88360
Preferred Specimen
Formalin-fixed, paraffin-embedded block, submitted in IHC specimen transport kit
Other Acceptable Specimens
3 unstained, (+) positively charged slides
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.
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.
Transport Container
IHC Specimen Transport Kit
Transport Temperature
Room temperature
Specimen Stability
Room temperature: Indefinitely
Refrigerated: Indefinitely
Frozen: Unacceptable
Refrigerated: Indefinitely
Frozen: Unacceptable
Methodology
Immunohistochemistry (IHC)
Setup Schedule
Set up: Mon-Fri; Report available: 2 days
Reference Range
Positive > / = 5%
