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Androgen Receptor, IHC with Interpretation
Test Code91327
Preferred Specimen
1 formalin-fixed, paraffin-embedded tissue block
Other Acceptable Specimens
Unstained charged(+) slides collected in IHC specimen transport kit (x3)
Instructions
Include Surgical Pathology Report
Transport Container
IHC specimen transport kit
Transport Temperature
Room temperature
Specimen Stability
Room temperature: Indefinite
Refrigerated: Indefinite
Frozen: Unacceptable
Refrigerated: Indefinite
Frozen: Unacceptable
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Received frozen
Methodology
Immunohistochemistry (IHC)
Setup Schedule
Mon-Fri
Reference Range
See Laboratory Report
Clinical Significance
Androgen receptor (AR) is expressed in 60-70% of breast cancers and is associated with favorable outcome among the ER+ subset. There is interest in AR as a target of hormonal therapy for breast carcinoma.
