Her-2/neu Testing
Also known as: c-erbB-2
Formal name: Human epidermal growth factor receptor
Related tests: Hormone Receptor Status; Tumour markers
At a Glance
Why Get Tested?
To determine whether a breast cancer tumour is positive for Her-2/neu, which helps to guide treatment and determine outcome
When to Get Tested?
If you have been diagnosed with invasive breast cancer and your doctor wants to determine whether the Her-2/neu gene is being over-expressed in the tumour
Sample Required?
A sample of breast cancer tissue obtained during a biopsy; sometimes a blood sample, taken from a vein in your arm, is also required
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