Fine Needle Aspiration Punishment: Thyroid FNA is the best test to determine whether a thyroid nodule is benign or malignant, which is essential information to determine the type of treatment to be performed next.
Normally, small, benign thyroid nodules do not need treatment, but in cases of large, even benign, nodules, surgery may be needed for removal, and in the case of a malignant nodule the thyroid should always be removed, as it represents.Cancer Learn how to identify a lump in your thyroid.
Your doctor orders a fine needle suction puncture when the ultrasound exam shows:
When there is more than one nodule in the thyroid, all should be examined, removing the solid and liquid parts of all to be tested in the laboratory.
Fine needle aspiration can be performed at the same time as thyroid ultrasound, with a better result, or simply with nodule palpation, small pieces of tissue that make up the nodule for laboratory testing are removed during PAAF, and during this test the liquid part can also be taken for analysis and reduce the size of the nodule.
PAAF hurts a little but the pain is bearable and the person leaves the test with only a bandage covering the puncture site, it is not possible to perform this test under anesthesia, since the only anesthesia that would be effective is general anesthesia, the risks of which do not justify its performance during this test.
People taking blood-thinning medications such as AAS, heparin or warfarin should stop taking these medicines for 3 days before taking this puncture.
Learn about tests that evaluate your thyroid
The results of fine needle suction puncture, according to the Bethesda system classification, may indicate:
Atypias, follicular lesion of undetermined significance, that is, inconclusive
These are only recommendations, so endocrinologists or head and neck surgeons can decide if the test needs to be repeated between 3 and 6 months to compare the results and assess whether the nodule has grown, for example, and then decide if it is necessary. . to perform surgery to remove the thyroid and perform radioactive iodine treatment, if any.
FAP can be performed in imaging laboratories, clinics and hospitals.The price of this test ranges from 700 to 1500 reais, but can be done by the SUS or private health plan, in some places, when the test needs to be remade in 3 months, no new payment is required, but it is important to confirm this information before passing the exam.