Description
ER, PR, HER2
Tissue, NA, Fasting or Non Fasting: As suggested by doctor
Sample Required:
FFPE tumour tissue block at room temperature
Test Time:
Biopsy-dependent. Report typically available in 4 working days.
Test Normal Range:
No fixed normal range; results reported as receptor expression levels.
What is the Test?
An immunohistochemistry (IHC) panel that evaluates **Estrogen Receptor (ER), Progesterone Receptor (PR), and HER2** expression in tumour tissue, essential for characterising breast cancer and guiding therapy.
Test Procedure:
Tissue sections are stained using ER, PR and HER2 antibodies; expression levels are interpreted by a pathologist.
When to Take the Test:
At diagnosis of breast cancer or when determining hormone therapy and HER2-targeted therapy suitability.
Who Should Take This Test:
Patients with suspected or confirmed breast cancer.
Precautions for Exceptional Cases (Pregnancy, etc.):
Inform clinician if pregnant; ensure tumour block is properly fixed in formalin.
