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HelpTest ID 80384 Estrogen Receptor (ER), Immunostain
Useful For
Qualitative detection of estrogen receptor alpha protein in a diagnostic settingMethod Name
Immunohistochemistry
Reporting Name
Estrogen Receptor, ImmunostainSpecimen Type
TissueThis test is not an orderable test. Order 70012 / Pathology Consultation. The consultant will determine the need for special stains.
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Tissue | Ambient (preferred) | |
| Refrigerated | ||
Clinical Information
Estrogen receptor alpha protein expression is limited to normal and neoplastic tissues related to the reproductive system (breast, cervix, endometrium, uterus, ovary, and prostate).Cautions
No significant cautionary statements.
Day(s) Performed
Monday through Friday
Report Available
5 daysPerforming Laboratory
Mayo Medical Laboratories in Rochester
Test Classification
This test uses a standard method. Its performance characteristics were determined by Mayo Clinic in a manner consistent with CLIA requirements.CPT Code Information
88342-Primary
88341-If additional IHC