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THYROID NODULES and FINE NEEDLE ASPIRATION (FNA)

What are Thyroid Nodules?

Thyroid nodules are growths of thyroid cells into "lumps" within the thyroid. Most thyroid nodules do not cause any symptoms although rarely a nodule can cause discomfort, difficulty swallowing or breathing, hoarseness of voice, or hyperthyroid symptoms. Most nodules (> 90%) are benign (non-cancerous). Nevertheless, Thyroid Cancer is the most important cause of a thyroid nodule.

What is a Fine Needle Aspiration (FNA) Biopsy?

This simple procedure is performed in the clinic during which a very thin needle to withdraw cells from the thyroid nodule under the guidance of the ultrasound. Thyroid ultrasound is used to localize the nodule and assist the placement of the needle within the nodule during a fine needle biopsy. The extracted cells are then examined under a microscope.

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Our Experience

Our clinics perform around 250 thyroid biopsies a year. Success rates in achieving an adequate yield for diagnosis is 99%.

Suggested Web Resources/Further Reading

Amercian Thyroid Association
http://www.thyroid.org/patient-thyroid-information/

American Diabetes Association
http://www.diabetes.org/

National Osteoporosis Foundation
http://nof.org/learn

Hormone Health Network
http://www.hormone.org

What is Endocrinology?

It is a field of medicine which deals with all the endrocrine glands of the human body, the hormones produced by them, and their related disorders. Examples of endocrine glands would include the pituitary gland, the thyroid gland, the parathyroid glands, the adrenal glands, the pancreas, the ovaries in a female and testes in a male.