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<article 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" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="research-article" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Russian Journal of Pediatric Surgery</journal-id><journal-title-group><journal-title xml:lang="en">Russian Journal of Pediatric Surgery</journal-title><trans-title-group xml:lang="ru"><trans-title>Детская хирургия</trans-title></trans-title-group></journal-title-group><issn publication-format="print">1560-9510</issn><issn publication-format="electronic">2412-0677</issn><publisher><publisher-name xml:lang="en">Eco-Vector</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">584</article-id><article-id pub-id-type="doi">10.17816/ps584</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>CLINICAL OBSERVATIONS</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>КЛИНИЧЕСКИЕ НАБЛЮДЕНИЯ</subject></subj-group><subj-group subj-group-type="article-type"><subject>Research Article</subject></subj-group></article-categories><title-group><article-title xml:lang="en">Peitz–Jaegers syndrome as a cause of intussusception in children</article-title><trans-title-group xml:lang="ru"><trans-title>Синдром Пейтца–Йегерса как причина инвагинации у детей</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-1304-0592</contrib-id><contrib-id contrib-id-type="spin">9371-5492</contrib-id><name-alternatives><name xml:lang="en"><surname>Rachkov</surname><given-names>Viktor E.</given-names></name><name xml:lang="ru"><surname>Рачков</surname><given-names>Виктор Евгеньевич</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Dr. Sci. (Medicine)</p></bio><bio xml:lang="ru"><p>д-р. мед. наук</p></bio><email>vrachcov@mail.ru</email><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Zakuyev</surname><given-names>Rakel I.</given-names></name><name xml:lang="ru"><surname>Закуев</surname><given-names>Ракил Илдарбекович</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>rakilzakyev2017@gmail.com</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kutskaya</surname><given-names>Svetlana V.</given-names></name><name xml:lang="ru"><surname>Куцкая</surname><given-names>Светлана Васильевна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>s.kutskaya@mcclinics.ru</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-1362-6347</contrib-id><name-alternatives><name xml:lang="en"><surname>Melnik</surname><given-names>Inna V.</given-names></name><name xml:lang="ru"><surname>Мельник</surname><given-names>Инна Вячеславовна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>vita_76@list.ru</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-4269-5811</contrib-id><name-alternatives><name xml:lang="en"><surname>Zhumasitov</surname><given-names>Salavat V.</given-names></name><name xml:lang="ru"><surname>Жумаситов</surname><given-names>Салават Викторович</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>s.zhumasitov@mcclinics.ru</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-7662-8257</contrib-id><name-alternatives><name xml:lang="en"><surname>Zolotareva</surname><given-names>Lyubov S.</given-names></name><name xml:lang="ru"><surname>Золотарева</surname><given-names>Любовь Святославовна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Cand. Sci. (Medicine), Junior Research Associate</p></bio><bio xml:lang="ru"><p>канд. мед. наук, младший научный сотрудник</p></bio><email>l_zolotareva@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Pirogov Russian National Research Medical University</institution></aff><aff><institution xml:lang="ru">Российский национальный исследовательский медицинский университет им. Н.И. Пирогова</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Haven LLC (Lapino Clinical Hospital)</institution></aff><aff><institution xml:lang="ru">ООО «Хавен» (Клинический госпиталь «Лапино»)</institution></aff></aff-alternatives><pub-date date-type="preprint" iso-8601-date="2024-03-20" publication-format="electronic"><day>20</day><month>03</month><year>2024</year></pub-date><pub-date date-type="pub" iso-8601-date="2023-12-26" publication-format="electronic"><day>26</day><month>12</month><year>2023</year></pub-date><volume>27</volume><issue>6</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>452</fpage><lpage>461</lpage><history><date date-type="received" iso-8601-date="2023-01-18"><day>18</day><month>01</month><year>2023</year></date><date date-type="accepted" iso-8601-date="2023-03-05"><day>05</day><month>03</month><year>2023</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2023, Rachkov V.E., Zakuyev R.I., Kutskaya S.V., Melnik I.V., Zhumasitov S.V., Zolotareva L.S.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2023, Рачков В.Е., Закуев Р.И., Куцкая С.В., Мельник И.В., Жумаситов С.В., Золотарева Л.С.</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="en">Rachkov V.E., Zakuyev R.I., Kutskaya S.V., Melnik I.V., Zhumasitov S.V., Zolotareva L.S.</copyright-holder><copyright-holder xml:lang="ru">Рачков В.Е., Закуев Р.И., Куцкая С.В., Мельник И.В., Жумаситов С.В., Золотарева Л.С.</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/" start_date="2024-12-26"/></permissions><self-uri xlink:href="https://jps-nmp.ru/jour/article/view/584">https://jps-nmp.ru/jour/article/view/584</self-uri><abstract xml:lang="en"><p><bold>BACKGROUND</bold>: Intestinal intussusception is a common cause of acute intestinal pathology in children. Peitz–Jaegers syndrome is a rare disease with an autosomal dominant type of inheritance characterized by the development of hamartomic polyps in the gastrointestinal tract and pigmented spots on the skin and mucous membranes. It is a “precancerous” state which increases the risk of oncologic formations in the gastrointestinal tract and in genital glands. Peitz–Jaegers syndrome is associated with mutations in <italic>STK11 </italic>or<italic> LKB1 </italic>genes.</p> <p><bold>CLINICAL CASE DESCRIPTION</bold>: The article describes the authors’ experience in surgical resolution of the intestinal intussusception with atypical course in a 6-year-old child. Diagnostic laparoscopy detected intussusceptions in the small intestine, one of which was immediately desinvaginated with instruments and the other one required conversion. During the surgery, dense tumor-like formations were identified; therefore, jejunum loop with revealed formations was resected. Further histological and other testings showed that these formations were hamartomic polyps. The patient had been preliminary diagnosed with Peitz–Jaegers syndrome which further was confirmed by genetic and histological analyses and gastroscopic examination. The postoperative period was uneventful; the child was discharged in the satisfactory condition on day 7 after the surgery.</p> <p><bold>CONCLUSION</bold>: Consultations with a pediatric surgeon and gastroenterologist, examination of the upper and lower gastrointestinal tract, monitoring polyps’ onset or growth are stages of key importance in children with Peitz–Jaegers syndrome. Such an approach promotes minimization of risks associated with the course of this disease. To prevent emergency surgical situations, it is important to make genetic analyses for children with the family history of polypous syndrome in the gastrointestinal tract.</p></abstract><trans-abstract xml:lang="ru"><p><bold>Обоснование</bold>. Кишечная инвагинация — частая причина острой кишечной патологии у детей. Синдром Пейтца–Йегерса — редкое заболевание с аутосомно-доминантным типом наследования, характеризующееся развитием гамартомных полипов в желудочно-кишечном тракте и появлением пигментированных пятен на коже и слизистых. Является предраковым состоянием, повышает риск развития онкологического заболевания в желудочно-кишечном тракте и половых железах. Развитие синдрома Пейтца–Йегерса связано с мутациями в гене<italic> STK11 </italic>или <italic>LKB1</italic>.</p> <p><bold>Описание клинического случая</bold>. В основу работы положен опыт оперативного разрешения кишечной инвагинации с нетипичной причиной у ребенка 6 лет. С помощью диагностической лапароскопии в тонкой кишке выявлены инвагинаты, один из которых был сразу расправлен с помощью инструментов, а для расправления другого потребовалась конверсия. В ходе операции определены плотные опухолевидные образования, в связи с чем выполнена резекция петли тощей кишки, содержащей новообразования. Дальнейшее исследование показало, что они являются гамартомными полипами. Пациенту поставлен предварительный диагноз «синдром Пейтца–Йегерса», подтвержденный генетическим и гистологическим анализами, гастроскопическим обследованием. Послеоперационный период протекал гладко, ребенок выписан домой в удовлетворительном состоянии на 7-е сутки после операции.</p> <p><bold>Заключение</bold>. Консультации детского хирурга и гастроэнтеролога, исследования верхних и нижний отделов желудочно-кишечного тракта, наблюдение за появлением или ростом полипов имеют ключевое значение у детей с синдромом Пейтца–Йегерса и помогают минимизировать риски, связанные с течением данного заболевания. Для предотвращения экстренных хирургических вмешательств важно проведение генетического анализа детям с семейным анамнезом полипозных синдромов желудочно-кишечного тракта.</p></trans-abstract><kwd-group xml:lang="en"><kwd>Peitz–Jaegers syndrome</kwd><kwd>hamartomic polyps</kwd><kwd>intussusception</kwd><kwd>children</kwd><kwd>clinical case</kwd><kwd>literature review</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>синдром Пейтца–Йегерса</kwd><kwd>гамартомные полипы</kwd><kwd>инвагинация</kwd><kwd>дети</kwd><kwd>клинический случай</kwd><kwd>обзор литературы</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><citation-alternatives><mixed-citation xml:lang="en">Podkamenev VV, Sharapov IS, Pikalo IA, et al. Clinical and modern features of intussusception in children. Detskaya khirurgiya (Russian Journal of Pediatric Surgery). 2018;22(1):13–16. (In Russ.) 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