Thyroid nodules are strong or liquid filled protuberances that shape inside of your thyroid, a little organ situated at the base of your neck, simply over your breastbone. Some thyroid nodules, however, may become large enough to be visible or make it difficult to swallow or breathe. The symptoms included are be felt, be seen, often as a swelling at the base of your neck, press on your windpipe or esophagus, causing shortness of breath or difficulty swallowing.
Diagnosis includes Physical exam, Thyroid function tests, Ultrasonography, Fine-needle aspiration (FNA) biopsy, Thyroid scan. There are several treatment options are Watchful waiting, Thyroid hormone suppression therapy, Surgery.
In patients with a single palpable nodule, 20–48% have additional nodules as detected by ultrasonography and 12% of this population and increased with their ages.