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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">V.F.Snegirev Archives of Obstetrics and Gynecology</journal-id><journal-title-group><journal-title xml:lang="en">V.F.Snegirev Archives of Obstetrics and Gynecology</journal-title><trans-title-group xml:lang="ru"><trans-title>Архив акушерства и гинекологии им. В.Ф. Снегирева</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2313-8726</issn><issn publication-format="electronic">2687-1386</issn><publisher><publisher-name xml:lang="en">Eco-Vector</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">646559</article-id><article-id pub-id-type="doi">10.17816/aog646559</article-id><article-id pub-id-type="edn">MJOLOA</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Clinical case reports</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Клинические случаи</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="zh"><subject>Clinical case reports</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">Abdominal pregnancy with live birth in the third trimester</article-title><trans-title-group xml:lang="ru"><trans-title>Абдоминальная беременность с живорождением в третьем триместре</trans-title></trans-title-group><trans-title-group xml:lang="zh"><trans-title>腹部妊娠伴第三孕期活产一例</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-5941-0181</contrib-id><contrib-id contrib-id-type="spin">1068-3570</contrib-id><name-alternatives><name xml:lang="en"><surname>Mochalova</surname><given-names>Marina N.</given-names></name><name xml:lang="ru"><surname>Мочалова</surname><given-names>Марина Николаевна</given-names></name><name xml:lang="zh"><surname>Mochalova</surname><given-names>Marina N.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Cand. Sci. (Medicine), Associate Professor</p></bio><bio xml:lang="ru"><p>канд. мед. наук, доцент</p></bio><bio xml:lang="zh"><p>MD, Cand. Sci. (Medicine), Associate Professor</p></bio><email>marina.mochalova@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-8234-1797</contrib-id><contrib-id contrib-id-type="spin">7315-6341</contrib-id><name-alternatives><name xml:lang="en"><surname>Galeeva</surname><given-names>Anna I.</given-names></name><name xml:lang="ru"><surname>Галеева</surname><given-names>Анна Ильинична</given-names></name><name xml:lang="zh"><surname>Galeeva</surname><given-names>Anna I.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>plotkina.ann@yandex.ru</email><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-6568-8905</contrib-id><contrib-id contrib-id-type="spin">7543-2483</contrib-id><name-alternatives><name xml:lang="en"><surname>Akhmetova</surname><given-names>Elena S.</given-names></name><name xml:lang="ru"><surname>Ахметова</surname><given-names>Елена Сергеевна</given-names></name><name xml:lang="zh"><surname>Akhmetova</surname><given-names>Elena S.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Cand. Sci. (Medicine)</p></bio><bio xml:lang="ru"><p>канд. мед. наук</p></bio><bio xml:lang="zh"><p>MD, Cand. Sci. (Medicine)</p></bio><email>akhmetlena@yandex.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-1636-6440</contrib-id><name-alternatives><name xml:lang="en"><surname>Kustova</surname><given-names>Anna A.</given-names></name><name xml:lang="ru"><surname>Кустова</surname><given-names>Анна Александровна</given-names></name><name xml:lang="zh"><surname>Kustova</surname><given-names>Anna A.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>kustovaa@yandex.ru</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0008-4428-980X</contrib-id><name-alternatives><name xml:lang="en"><surname>Nikolaeva</surname><given-names>Ekaterina Yu.</given-names></name><name xml:lang="ru"><surname>Николаева</surname><given-names>Екатерина Юрьевна</given-names></name><name xml:lang="zh"><surname>Nikolaeva</surname><given-names>Ekaterina Yu.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>nikola.ekaterina@yandex.ru</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0006-5335-7494</contrib-id><name-alternatives><name xml:lang="en"><surname>Khaven</surname><given-names>Tatyana V.</given-names></name><name xml:lang="ru"><surname>Хавень</surname><given-names>Татьяна Васильевна</given-names></name><name xml:lang="zh"><surname>Khaven</surname><given-names>Tatyana V.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>t_khaven@mail.ru</email><xref ref-type="aff" rid="aff2"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Chita State Medical Academy</institution></aff><aff><institution xml:lang="ru">Читинская государственная медицинская академия</institution></aff><aff><institution xml:lang="zh">Chita State Medical Academy</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Zabaikalsky Regional Perinatal Center</institution></aff><aff><institution xml:lang="ru">Забайкальский краевой перинатальный центр</institution></aff><aff><institution xml:lang="zh">Zabaikalsky Regional Perinatal Center</institution></aff></aff-alternatives><pub-date date-type="preprint" iso-8601-date="2025-08-17" publication-format="electronic"><day>17</day><month>08</month><year>2025</year></pub-date><pub-date date-type="pub" iso-8601-date="2025-10-26" publication-format="electronic"><day>26</day><month>10</month><year>2025</year></pub-date><volume>12</volume><issue>3</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><issue-title xml:lang="zh"/><fpage>370</fpage><lpage>376</lpage><history><date date-type="received" iso-8601-date="2025-01-27"><day>27</day><month>01</month><year>2025</year></date><date date-type="accepted" iso-8601-date="2025-07-05"><day>05</day><month>07</month><year>2025</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2025, Eco-Vector</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2025, Эко-Вектор</copyright-statement><copyright-statement xml:lang="zh">Copyright ©; 2025,</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="en">Eco-Vector</copyright-holder><copyright-holder xml:lang="ru">Эко-Вектор</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/" start_date="2027-10-26"/></permissions><self-uri xlink:href="https://archivog.com/2313-8726/article/view/646559">https://archivog.com/2313-8726/article/view/646559</self-uri><abstract xml:lang="en"><p>Abdominal pregnancy is a rare form of ectopic pregnancy, accounting for 0.1% of all pregnancies. This condition is associated with unfavorable outcomes due to the difficulty of diagnosis and the lack of standardized management strategies. This article describes a case of abdominal pregnancy resulting in live birth. The patient had been under antenatal observation from the early stages of pregnancy. Routine ultrasound examinations performed at standard gestational ages described a developmental anomaly (bicornuate uterus) as well as signs of placenta previa. In accordance with clinical routing, the patient stayed in a tertiary obstetric hospital from week 33 of gestation. On day 7 of inpatient care, she complained of girdle-like, dull epigastric pain and nausea. Instrumental and clinical-laboratory assessment established an additional diagnosis of chronic pancreatitis in incomplete remission. The patient was transferred to a multidisciplinary regional clinical hospital. The next day, a follow-up obstetric ultrasound revealed a decrease in the amniotic fluid index to 0 mm. Considering the absolute oligohydramnios, complete placenta previa, and placenta accreta, urgent cesarean delivery was performed. Intraoperatively, the diagnosis of abdominal pregnancy was established. A live preterm female infant was delivered.</p></abstract><trans-abstract xml:lang="ru"><p>Абдоминальная беременность является редкой формой эктопической беременности и составляет 0,1% от всех беременностей. Данная патология ассоциирована с неблагоприятными исходами из-за затруднительной диагностики и отсутствия единой тактики ведения. В статье описывается случай абдоминальной беременности с живорождением. Пациентка находилась на учёте в женской консультации с ранних сроков. Выполнялись скрининговые ультразвуковые исследования в установленные сроки, которые описывали аномалию развития (двурогую матку), а также признаки предлежания плаценты. Согласно маршрутизации с 33-й недели беременная находилась в акушерском стационаре 3-го уровня. На 7-е сутки стационарного лечения пациентка предъявила жалобы на опоясывающую ноющую боль в эпигастральной области, тошноту. Провели инструментальное и клинико-лабораторное обследование, выставлен дополнительный диагноз: хронический панкреатит, неполная ремиссия. Пациентка переведена в многопрофильный стационар — краевую клиническую больницу. На следующий день выполнили контрольное акушерское ультразвуковое исследование, в котором регистрировалось снижение индекса амниотической жидкости 0 мм. Учитывая абсолютное маловодие, полное предлежание, врастание плаценты пациентка родоразрешена путём кесарева сечения в срочном порядке. Интраоперационно выставлен диагноз: абдоминальная беременность. Родилась живая недоношенная девочка.</p></trans-abstract><trans-abstract xml:lang="zh"><p>腹部妊娠是一种罕见的异位妊娠类型，占所有妊娠的0.1%。由于诊断困难及缺乏统一的处理策略，该病症通常与不良结局相关。本文报道了一例腹部妊娠伴第三孕期活产的临床病例。患者自妊娠早期起即在产科门诊建档管理。按规定时间进行了产前筛查性超声检查，结果提示发育异常（双角子宫）以及前置胎盘表现。根据妊娠管理流程，从第33周起孕妇被转入三级产科住院观察。入院第7天，患者主诉上腹部阵发性钝痛并伴有恶心。经影像学与临床-实验室检查后，补充诊断为慢性胰腺炎不完全缓解期。随后患者被转入综合性地区临床医院。次日复查产科超声显示羊水指数降至0 mm。考虑到绝对性羊水过少、完全性前置胎盘及胎盘植入，遂紧急行剖宫产术。术中确诊为腹部妊娠。娩出一名活产早产女婴。</p></trans-abstract><kwd-group xml:lang="en"><kwd>clinical case</kwd><kwd>ectopic pregnancy</kwd><kwd>abdominal pregnancy</kwd><kwd>bicornuate uterus</kwd><kwd>live birth</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>клинический случай</kwd><kwd>эктопическая беременность</kwd><kwd>абдоминальная беременность</kwd><kwd>двурогая матка</kwd><kwd>живорождение</kwd></kwd-group><kwd-group xml:lang="zh"><kwd>临床病例</kwd><kwd>异位妊娠</kwd><kwd>腹部妊娠</kwd><kwd>双角子宫</kwd><kwd>活产</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Chughtai F. 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