Why get tested?
To help diagnose and monitor C-cell hyperplasia and medullary thyroid cancer (MTC); to screen those at risk for multiple endocrine neoplasia type 2 (MEN 2)

When to get tested?
If your doctor suspects that you have MTC, if you are being treated for MTC, or if a family member has MTC or MEN 2

Sample required?
A blood sample drawn from a vein in your arm