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Interpretation of ER/PR Assay
| 1. Review Internal/ External Controls - If not as expected: Repeat Testing 2. Receptor +ve/ -ve or uninterpretable 3. Positive if > 10 % Nuclear Positivity of any intensity 4. Negative if < 10 % Nuclear Positivity of any intensity 5. Not interpretable if Internal /External Controls –Not satisfactory 6. If Cytoplasmic staining- Repeat assay/ another block |
