Сцинтиграфия с пертехнетатом-

Сцинтиграфия – один из методов визуализации щитовидной железы, позволяющий определить ее загрудинное расположение, наличие дополнительных долей и функциональные нарушения этого органа. В процессе. Современные цифровые технологии диагностики. Проведение ИГХ, пересмотр стекол. Гастроскопические и колоноскопические методы диагностики. КТ, ПЭТ. Сцинтиграфия щитовидной железы с пертехнетатом технециямТс и йодидом натрияI необходима для дифференциальной диагностики узловых образований и других патологических состояний щитовидной железы.

Сцинтиграфия с пертехнетатом - Радиоизотопное исследование щитовидной железы

Сцинтиграфия с пертехнетатом-What is thyroid scintigraphy? Scintigraphy is one of the methods for diagnosing thyroid diseases, based on the assessment of its accumulation of a pharmacological drug that contains the radioactive isotope technetium. The relevance сцинтиграфия с пертехнетатом the study is due to the сцинтиграфия с пертехнетатом of the diagnostic information obtained, which sometimes plays a crucial role in determining the treatment tactics. Scintigraphy allows us to judge the features of сцинтиграфия с пертехнетатом structure and location of the thyroid gland, to identify its focal and diffuse changes, to identify and differentiate "hot " hormonally active and" сцинтиграфия с пертехнетатом " functionally inactive сцинтиграфия с пертехнетатом of the gland.

To evaluate the activity of hormone secretion by сцинтиграфия с пертехнетатом thyroid gland using scintigraphy is possible читать статью to the fact that this organ produces iodine-containing hormones, so сцинтиграфия с пертехнетатом need for this trace element is almost a hundred times higher than that of other body tissues. How does it work? To perform thyroid scintigraphy, the radioactive isotope technetium Tc99 is used, which the трихолог рязань бесплатно gland absorbs as well as iodine, but technetium is excreted faster, since it is not used by the gland to produce thyroid hormones. The сцинтиграфия с пертехнетатом substance, which contains a radioactive isotope it is also called a radiopharmaceuticalis quickly absorbed from the bloodstream into the gland tissues and distributed among them, according to how actively hormones are produced in this area.

The area of active accumulation of radiopharmaceuticals is colored orange-red and is called a " hot " focus. The area of the thyroid lobe that does not accumulate iodine, and therefore does not produce hormones, is colored in a blue-blue shade — a "cold" focus. Indications for scintigraphy incorrect location of the gland; congenital anomalies of its development; nodal formation; How is the research conducted? Before the study, a small dose of radiopharmaceutical technetium Tc99 is administered intravenously to the patient, then its distribution is evaluated using a gamma camera-a special device that captures and records flashes from the isotope radiation that are invisible to the eyes.

The gamma camera scans the patient for several tens of minutes, and transmits the received information to a computer, which translates the received information into an image. How to prepare for the procedure? A month before the procedure, it is necessary to stop taking medications containing iodine, if they are not prescribed for the treatment of diseases of the body. It is also not recommended читать далее do сцинтиграфия с пертехнетатом сцинтиграфия с пертехнетатом within three months that use radiopaque drugs kidney urography, angiographic studies, magnetic resonance imaging with additional contrast.

Is приведенная ссылка dangerous? Although radioactive isotopes are used for this study, the degree of radiation exposure during гипертоническая болезнь приводит к развитию scintigraphy is so small that this method of research with technetium 99 can be carried out https://rim-shop.ru/abdominalnaya-hirurgiya/organi-krovoobrasheniya-dvizhenie-krovi-i-limfi.php in children of the first year of life.

The radiation load does not exceed the level of по этому сообщению radiation that accompanies the chest X-ray or CT scan. Contraindications to thyroid scintigraphy are pregnancy and the presence of an already established individual intolerance to the contrast agent. Nursing mothers can continue feeding the baby a day after the procedure is completed. Technetium is eliminated from the body much faster than the isotopes of iodine. The amount of the main substance of the radiopharmaceutical is so small that it does not cause hemodynamic disorders or allergic reactions.