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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">problendo</journal-id><journal-title-group><journal-title xml:lang="ru">Проблемы Эндокринологии</journal-title><trans-title-group xml:lang="en"><trans-title>Problems of Endocrinology</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0375-9660</issn><issn pub-type="epub">2308-1430</issn><publisher><publisher-name>Endocrinology Research Centre</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.14341/probl13512</article-id><article-id custom-type="elpub" pub-id-type="custom">problendo-13512</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>Онкоэндокринология</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Oncoendocrinology</subject></subj-group></article-categories><title-group><article-title>Редкий случай АКТГ-продуцирующей медуллярной карциномы щитовидной железы</article-title><trans-title-group xml:lang="en"><trans-title>A unique case of severe ACTH-dependent Cushing’s syndrome due to ectopic corticotropin production by medullary thyroid carcinoma</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-6594-8845</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Тимофеева</surname><given-names>Н. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Timofeeva</surname><given-names>N. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Тимофеева Наталья Игоревна, к.м.н., врач-хирург</p><p>Санкт-Петербург</p></bio><bio xml:lang="en"><p>Natalia I. Timofeeva, MD, PhD, surgeon</p><p>St. Petersburg</p><p> </p></bio><email xlink:type="simple">natalytim@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-3001-664X</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Черников</surname><given-names>Р. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Chernikov</surname><given-names>R. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Черников Роман Анатольевич, д.м.н.</p><p>Санкт-Петербург</p></bio><bio xml:lang="en"><p>Roman A. Chernikov, MD, PhD, surgeon</p><p>St. Petersburg</p></bio><email xlink:type="simple">yaddd@yandex.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-1903-5081</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Слепцов</surname><given-names>И. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Sleptsov</surname><given-names>I. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Слепцов Илья Валерьевич, д.м.н.</p><p>Санкт-Петербург</p></bio><bio xml:lang="en"><p>Ilya V. Sleptsov, MD, PhD, Professor]</p><p>St. Petersburg</p></bio><email xlink:type="simple">newsurgery@yandex.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-6807-778X</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Русаков</surname><given-names>В. Ф.</given-names></name><name name-style="western" xml:lang="en"><surname>Rusakov</surname><given-names>V. F.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Русаков Владимир Федорович, к.м.н. </p><p>Санкт-Петербург</p></bio><bio xml:lang="en"><p>Vladimir F. Rusakov, MD, PhD, endocrinologist</p><p>St. Petersburg</p></bio><email xlink:type="simple">rusvf@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-7840-4174</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Реброва</surname><given-names>Д. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Rebrova</surname><given-names>D. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Реброва Дина Владимировна, к.м.н. </p><p>Санкт-Петербург</p></bio><bio xml:lang="en"><p>Dina V. Rebrova, MD, PhD, endocrinologist</p><p>St. Petersburg</p></bio><email xlink:type="simple">endocrinology@list.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-7817-9069</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Воробьев</surname><given-names>С. Л.</given-names></name><name name-style="western" xml:lang="en"><surname>Vorobyev</surname><given-names>S. L.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Воробьев Сергей Леонидович, к.м.н. </p><p>Санкт-Петербург</p></bio><bio xml:lang="en"><p>Sergey L. Vorobyev, MD, PhD, pathologist</p><p>St. Petersburg</p></bio><email xlink:type="simple">slvorob@gmail.com</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-7056-5977</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Придвижкина</surname><given-names>Т. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Pridvizhkina</surname><given-names>T. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Придвижкина Татьяна Сергеевна, к.м.н.</p><p>Санкт-Петербург</p></bio><bio xml:lang="en"><p>Tatjana S. Pridvizhkina, MD, PhD, Doctor of nuclear medicine</p><p>St. Petersburg</p></bio><email xlink:type="simple">pts1971@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-6760-0025</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Семенов</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Semenov</surname><given-names>A. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Семенов Арсений Андреевич, к.м.н.</p><p>Санкт-Петербург</p></bio><bio xml:lang="en"><p>Arseny A. Semenov, MD, PhD, surgeon</p><p>St. Petersburg</p></bio><email xlink:type="simple">arseny@thyro.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-5643-5204</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Алексеев</surname><given-names>М. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Alexeev</surname><given-names>M. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Алексеев Михаил Александрович</p><p>Санкт-Петербург</p></bio><bio xml:lang="en"><p>Mikhail A. Alexeev, MD, anesthesiologist, anesthesiologist and intensive care specialist</p><p>St. Petersburg</p></bio><email xlink:type="simple">miha_decor@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-0130-253X</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Куликов</surname><given-names>А. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Kulikov</surname><given-names>A. U.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Куликов Алексей Юрьевич</p><p>Санкт-Петербург</p></bio><bio xml:lang="en"><p>Alexey Yu.Kulikov, MD, anesthesiologist and intensive care specialist</p><p>St. Petersburg</p></bio><email xlink:type="simple">alexeykulikov1987@yandex.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Клиника высоких медицинских технологий им. Н.И. Пирогова</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Saint Petersburg State University Hospital, Saint Petersburg State University</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Национальный центр клинической морфологической диагностики</institution><country>Россия</country></aff><aff xml:lang="en"><institution>National Center for Clinical Morphological Diagnostics</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>22</day><month>07</month><year>2025</year></pub-date><volume>71</volume><issue>3</issue><fpage>25</fpage><lpage>33</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Тимофеева Н.И., Черников Р.А., Слепцов И.В., Русаков В.Ф., Реброва Д.В., Воробьев С.Л., Придвижкина Т.С., Семенов А.А., Алексеев М.А., Куликов А.Ю., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Тимофеева Н.И., Черников Р.А., Слепцов И.В., Русаков В.Ф., Реброва Д.В., Воробьев С.Л., Придвижкина Т.С., Семенов А.А., Алексеев М.А., Куликов А.Ю.</copyright-holder><copyright-holder xml:lang="en">Timofeeva N.I., Chernikov R.A., Sleptsov I.V., Rusakov V.F., Rebrova D.V., Vorobyev S.L., Pridvizhkina T.S., Semenov A.A., Alexeev M.A., Kulikov A.U.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://www.probl-endojournals.ru/jour/article/view/13512">https://www.probl-endojournals.ru/jour/article/view/13512</self-uri><abstract><p>Медуллярная карцинома является редким агрессивным видом рака щитовидной железы. Медуллярная карцинома щитовидной железы относится к нейроэндокринным опухолям, в связи с чем может обладать возможностью косекреции различных пептидных субстанций и гормонов. В работе описан уникальный клинический случай пациента с развитием тяжелого эндогенного гиперкортицизма вследствие гиперпродукции адренокортикотропного гормона (АКТГ) медуллярной карциномой щитовидной железы. Пациент мужчина, 39 лет, с уровнем кальцитонина более 4000 пг/мл (&lt;11,8), с узлом в щитовидной железе и множественными метастазами в центральные и боковые шейные лимфоузлы. Уровень калия составлял 1,34 ммоль/л (3,5–5,1). Отмечалась гиперкортизолемия до 1613,2 нмоль/л (185–624) при повышенном уровне АКТГ до 24,7 пмоль/л (1,03–10,74). После коррекции водно-электролитных нарушений ему выполнена операция — тиреоидэктомия, центральная и боковая шейная лимфаденэктомия. В послеоперационном периоде кальцитонин снизился до 126 пг/мл (&lt;11,8), уровни кальция и паратгормона оставались в норме. Уровень калия нормализовался без дополнительной фармакологической поддержки. В послеоперационном периоде развилась клиническая картина острой надпочечниковой недостаточности с резким снижением уровней кортизола и АКТГ крови, что потребовало назначения заместительной гормональной терапии большими дозами глюкокортикоидов. При морфологическом исследовании подтверждена медуллярная карцинома с множественными метастазами в шейные лимфоузлы, а также с продукцией АКТГ опухолевыми клетками. Таким образом, представлен редкий случай успешного лечения пациента с АКТГ-продуцирующей медуллярной карциномой щитовидной железы.</p></abstract><trans-abstract xml:lang="en"><p>Medullary thyroid carcinoma is a rare aggressive tumor of thyroid gland. Due to its neuroendocrine origine medullary thyroid carcinoma can be the source of ectopic production of different peptides and hormones. We describe a unique case of severe ACTH-dependent Cushing’s syndrome due to ectopic corticotropin production by medullary thyroid carcinoma in a male patient of 39 years old with calcitonin level more than 4000 pg/ml (&lt;11,8), thyroid nodule, multiple neck jugular and central lymphnodes. The potassium level was 1,34 mmol/l (3,5–5,1), hypercortisolemia up to 1613,2 nmol/l (185–624) with elevated level of ACTH up to 24,7 pmol/l (1,03–10,74). After the correction of water and electrolytes disorders an operation was performed — thyroidectomy, central and lateral neck dissection. Postoperative calcitonin decreased to 126 pg/ml (&lt;11,8), calcium and parathormone blood levels remained normal. The potassium level didn’t decrease without any pharmacological treatment. There was a sharp fall in postoperative blood levels of cortisol and ACTH. The hormonal replacement treatment with hydrocortisone was induced. Morphological examination showed medullary carcinoma with ACTH production in tumor nodule, with metastatic neck lymph nodes. Thus this is a rare case and successful treatment of patient with severe hypercortisolism by thyroidectomy and neck lymphnodes dissection.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>медуллярная карцинома щитовидной железы</kwd><kwd>эндогенный гиперкортицизм</kwd><kwd>АКТГ-эктопированный синдром</kwd><kwd>АКТГ-продуцирующая нейроэндокринная опухоль</kwd></kwd-group><kwd-group xml:lang="en"><kwd>medullary thyroid carcinoma</kwd><kwd>Ectopic Cushing’s syndrome</kwd><kwd>corticotropin</kwd><kwd>ACTH-dependent Cushing’s syndrome</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">-</funding-statement></funding-group></article-meta></front><back><ref-list><ref id="cit1"><mixed-citation publication-type="commun" publication-format="web"><article-title>Klinicheskie rekomendatsii «Neiroendokrinnye opukholi»</article-title>. — Moskva: <year>2020</year> g.</mixed-citation></ref><ref id="cit2"><mixed-citation publication-type="commun" 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