Medically reviewed by Do-Eun Lee, MD A fine-needle aspiration (FNA) is a procedure that's used to sample cells from the thyroid gland for microscopic examination. This test is used in the ...

Thyroid Biopsy Types. You’ll almost always get fine needle aspiration biopsy, but there may be reasons to get other ones, as well.. Fine needle aspiration (FNA) biopsy. This test uses a small ...

Role of FNA biopsy. Depending on the nature of the thyroid nodule, FNA biopsy can function as a diagnostic test or a triage tool.1, 2, 3 As a diagnostic test, FNA biopsy can be used to diagnose ...

A thyroid biopsy is a medical procedure used to diagnose problems with the thyroid gland. The thyroid is a butterfly-shaped gland in the neck that makes hormones. A fine needle aspiration (thyroid ...

Fine-needle aspiration biopsy of the thyroid nodule is a procedure in which a small sample of cells is obtained from a thyroid nodule with the aid of a thin needle under ultrasound guidance.

Just 6% of thyroid nodules with AUS/FLUS cytology were reclassified as malignant or suspicious for malignancy following repeat FNA, according to the report presented at the American Association of ...

In a series of thyroid nodules from adults in Ireland, the false-negative rate of an initial benign thyroid fine-needle aspiration was low, around 1%, suggesting that routine second fine-needle ...

The value of fine-needle aspiration biopsy in patients with nodular thyroid disease divided into groups of suspicion of malignant neoplasms on clinical grounds. Arch Intern Med 1990;150:113-116 ...

Before a thyroid nodule biopsy, a doctor will explain the possible risks so a person can make an informed decision about having one. While a person may feel discomfort during the procedure, it is ...

Repeat fine-needle aspiration can diagnose more than half of thyroid nodules initially classified as indeterminate, but diagnosis rates are less than 50% with nodules smaller than 0.5 cm or larger ...

Thyroid nodules are lumps (growths) made up of abnormal cell clusters that develop in the thyroid gland, located at the base of your neck. They can be solid, fluid-filled, or a mixture of both.