The butterfly-shaped thyroid gland sits at the front of your throat, underneath your “voice box” or “Adam’s apple.” It uses the iodine in your diet to produce thyroid hormones, which control your energy levels, blood pressure, body temperature, and heart rate, and how your body uses other types of hormones and vitamins. The thyroid gland plays a key role in the growth and development of children.
Thyroid cancer is relatively uncommon. Although the rate is rising and has more than doubled since 1990, it accounts for only 1 percent of all types of diagnosed cancers. Thyroid cancer occurs in people of all ages. In most cases, it can be treated effectively and patients can look forward to a normal lifespan.
There are several different types of thyroid cancer, but four main types make up the majority of cases:
Symptoms of thyroid cancer may include: