Fine needle biopsy – Tonkoigolynaya aspiratsionnaya biopsy

Description fine needle biopsy

Biopsy ispolyzuetsya, to select a sample of body tissue. The sample is examined for the presence of abnormal cells, disease, or infection. When a thin needle biopsy fluid, and cells are selected using a thin, hollow needle.

Reasons for a fine needle biopsy

This type of biopsy is used to select and study the tumor tissue or a specific organ. Fine needle biopsy is also sometimes used, to identify, How does a particular treatment.

Possible complications when performing fine needle biopsy

Complications are rare, but no procedure does not guarantee the absence of risk. The degree of risk depends on the subject's body. Before, how to perform a fine needle biopsy should be aware of possible complications, which may include:

• Bleeding;
• Bruising at the site, where the needle was inserted;
• Pain after the procedure;
• Infection.

Factors, that may increase the risk of complications:

• Smoking.

How is the fine needle biopsy?

Preparation for the procedure

Depending on the body part, from which the material is taken biopsy, the doctor may recommend the patient:

• Take radiopaque substance;
• Check blood flow and heart function;
• Arrange a ride home after the procedure.

It may be necessary to stop taking some medicines:

• Aspirin or other anti-inflammatory drugs;
• Blood thinners, eg, clopidogrel (Plaviks) or warfarin (Kumadin).

Anesthesia

Используется местная анестезия – для обезболивания областей, in which the needle is inserted and that undergo a biopsy procedure. They may also be used sedatives, to help the patient relax.

Procedure fine needle biopsy

Depending on where the biopsy can be used ultrasound, X-rays or CT scans to take stock of the needle to the site of sampling.

Surveyed a way, to get easy access to the area of ​​biopsy. The skin is wiped disinfecting solution, then injected anesthesia. The patient must be in a fixed position. Thin, a hollow needle is inserted through the skin into the body place of interest, then selects the necessary tissues or fluids. The selection procedure can be performed several times. During the procedure, sometimes maybe a sense of pressure, injection. After the biopsy the patient is checked for bleeding or other complications. In place of the needle bandage.

How long will the procedure?

• Prostate biopsy (sampling location close to the skin surface) – несколько минут (In most cases);
• Deeper biopsy, введение иглы контролируется ультразвуком или компьютерной томографией – 30-90 minutes.

Will it hurt when a fine needle biopsy?

Discomfort depends depends on the body part, for which biopsy. Anesthesia and sedation can prevent pain. The subject may feel a slight prick or pressure. When the pain you must report them to the doctor.

Care after the procedure, a thin needle biopsy

Be sure to follow the instructions of the doctor. It is necessary to keep clean the place the needle.

The tissue samples are studied by experts. Results will generally be ready for a few days. The doctor informs the patient about the results and may prescribe the necessary treatment.

It is necessary to go to the hospital in the following cases

• There were signs of infection, including fever and chills;
• Pain, Krasnoja, swelling, heat, allocation in the insertion needle;
• Cough, shortness of breath or chest pain;
• Other disturbing painful symptoms.