For more information, U.S. residents may call the National Cancer Institute's (NCI's) Cancer Information Service toll-free at 1-800-4-CANCER (1-800-422-6237) Monday through Friday from 8:00 a.m. to 8:00 p.m., Eastern Time. A trained Cancer Information Specialist is available to answer your questions.
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Your doctor may order a
CT scan or an
ultrasound to get a better look at your thyroid. If
your doctor thinks that the lump or nodule could be cancerous, he or she may
fine needle biopsy of the thyroid gland.
If you have
medullary thyroid cancer (MTC), a
CT scan of the chest and belly and a
bone scan may also be needed.
At this time there are not any screening tests for thyroid cancer that work well for people at average risk. Talk to your doctor about whether you need
to be screened for thyroid cancer.
People who have a family
history of medullary thyroid cancer (MTC) may want to have a
genetic test to look for a gene change called an RET
mutation. Before you have the test, it is a good idea to talk with a
genetic counselor. He or she can help you understand
what your test results may mean.