Throat anatomy
Throat anatomy
Tongue biopsy
Tongue biopsy

Tongue biopsy

Definition:

A tongue biopsy is a diagnostic procedure in which a small piece of tongue tissue is removed for examination.



Alternative Names:
Biopsy - tongue

How the test is performed:
A tongue biopsy can be performed by a needle biopsy. A needle is inserted into the tongue (after numbing with a topical or local anesthetic), and a small "core" of tongue tissue is removed.

A tongue biopsy may also be performed by thinly "slicing" a piece of tongue tissue, or by surgical excision (usually under general anesthesia) of a lesion, growth, or area of the tongue that appears abnormal.
How to prepare for the test:
Fasting may be recommended before this test. You must sign a consent form.

Infants and children:
The physical and psychological preparation you can provide for this or any test or procedure depends on your child's age, interests, previous experiences, and level of trust. For specific information regarding how you can prepare your child, see the following topics as they correspond to your child's age:
How the test will feel:
A needle biopsy is often somewhat uncomfortable even with use of an anesthetic (because the tongue is quite sensitive). After the biopsy, the tongue can be tender or sore, and it may feel slightly swollen.
Why the test is performed:
This test is performed to confirm suspected amyloidosis that affects the tongue, or to determine the cause of abnormal growths, lesions, or suspicious-appearing areas of the tongue -- often to test for cancer.
Normal Values:
There is normal tongue tissue, with no abnormal inclusions or cellular changes.
What abnormal results mean:
What the risks are:
Note: Complications are rare.

Review Date: 10/31/2001
Reviewed By: Ashutosh Kacker, M.D., Department of Otolaryngology, New York Presbyterian Hospital, New York, NY. Review provided by VeriMed Healthcare Network.
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