Thyroid nodules are extremely common and studies have shown that about half of us have at least one!
Fortunately, most of these nodules do not pose any health risks. Not all thyroid nodules are benign, however, and in a minority of cases (about 5-15%) may contain a cancer. The challenge, of course, is figuring out which nodules are cause for concern and which ones are not.
With increased use of high-resolution imaging, more nodules are being identified today than ever before. It is also not uncommon for someone to learn they have a nodule “incidentally” after a CT scan, MRI or ultrasound that was performed for some other medical reason.
If you think you may have a thyroid nodule, or if one has been found incidentally by medical imaging, you should make an appointment to see your doctor. Your doctor will likely take several steps, including: