At a Glance
Why Get Tested?
To help diagnose and monitor C-cell hyperplasia and medullary thyroid cancer; to screen those at risk for multiple endocrine neoplasia type 2 (MEN 2)
When to Get Tested?
When your doctor suspects that you have or when you are being treated for medullary thyroid cancer, or when a family member has medullary thyroid cancer or MEN 2
A blood sample drawn from a vein in your arm
Test Preparation Needed?
Overnight fasting may be required; follow instructions provided by your doctor or the laboratory.