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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">medgen</journal-id><journal-title-group><journal-title xml:lang="ru">Медицинская генетика</journal-title><trans-title-group xml:lang="en"><trans-title>Medical Genetics</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2073-7998</issn><publisher><publisher-name>Publishing House «Genius Media» LLC</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.25557/2073-7998.2025.10.16-39</article-id><article-id custom-type="elpub" pub-id-type="custom">medgen-3234</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>ОРИГИНАЛЬНОЕ ИССЛЕДОВАНИЕ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>ORIGINAL ARTICLE</subject></subj-group></article-categories><title-group><article-title>Метилмалоновая и пропионовая ацидурии в программе расширенного неонатального скрининга в Российской Федерации: анализ диагностической эффективности и пути оптимизации алгоритмов</article-title><trans-title-group xml:lang="en"><trans-title>Methylmalonic and Propionic Acidemias in the Expanded Newborn Screening Program in the Russian Federation: Evaluation of Diagnostic Performance and Algorithm Optimization</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Баранова</surname><given-names>П. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Baranova</surname><given-names>P. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>115522, г. Москва, ул. Москворечье, д.1</p></bio><bio xml:lang="en"><p>1, Moskvorechye st., Moscow, 115522</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Васильева</surname><given-names>М. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Vasileva</surname><given-names>M. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>115522, г. Москва, ул. Москворечье, д.1</p></bio><bio xml:lang="en"><p>1, Moskvorechye st., Moscow, 115522</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Бакин</surname><given-names>Н. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Bakin</surname><given-names>N. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>115522, г. Москва, ул. Москворечье, д.1</p></bio><bio xml:lang="en"><p>1, Moskvorechye st., Moscow, 115522</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Морякова</surname><given-names>Н. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Moryakova</surname><given-names>N. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>115522, г. Москва, ул. Москворечье, д.1</p></bio><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Аксянова</surname><given-names>Х. Ф.</given-names></name><name name-style="western" xml:lang="en"><surname>Aksyanova</surname><given-names>Kh. F.</given-names></name></name-alternatives><bio xml:lang="ru"><p>603005, г. Нижний Новгород, ул. Ванеева, д. 211</p></bio><bio xml:lang="en"><p>211, Vaneeva st., Nizhny Novgorod, 603005</p></bio><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Колчина</surname><given-names>А. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Kolchina</surname><given-names>A. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>603005, г. Нижний Новгород, ул. Ванеева, д. 211</p></bio><bio xml:lang="en"><p>211, Vaneeva st., Nizhny Novgorod, 603005</p></bio><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Астахова</surname><given-names>Т. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Astakhova</surname><given-names>T. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>664003, г. Иркутск, ул. Тимирязева, д. 16</p></bio><bio xml:lang="en"><p>16, Timiryazev st., Irkutsk, 664003</p></bio><xref ref-type="aff" rid="aff-4"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Баирова</surname><given-names>Т. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Bairova</surname><given-names>T. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>664003, г. Иркутск, ул. Тимирязева, д. 16</p></bio><bio xml:lang="en"><p>16, Timiryazev st., Irkutsk, 664003</p></bio><xref ref-type="aff" rid="aff-4"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Буянова</surname><given-names>Г. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Buyanova</surname><given-names>G. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>454087, г. Челябинск, ул. Блюхера, д. 42а</p></bio><bio xml:lang="en"><p>42a, Blyukher st., Chelyabinsk, 454087</p></bio><xref ref-type="aff" rid="aff-5"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Побединская</surname><given-names>А. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Pobedinskaya</surname><given-names>A. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>454087, г. Челябинск, ул. Блюхера, д. 42а</p></bio><bio xml:lang="en"><p>42a, Blyukher st., Chelyabinsk, 454087</p></bio><xref ref-type="aff" rid="aff-5"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Вафина</surname><given-names>З. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Vafina</surname><given-names>Z. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>420064, г. Казань, Оренбургский тракт, д. 138</p></bio><bio xml:lang="en"><p>138, Orenburgsky trakt, Kazan, 420064</p></bio><xref ref-type="aff" rid="aff-6"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Гамзатова</surname><given-names>А. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Gamzatova</surname><given-names>A. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>367027, г. Махачкала, ул. Магомедова, д. 2</p></bio><bio xml:lang="en"><p>2, Magomedov st., Makhachkala, 367027</p></bio><xref ref-type="aff" rid="aff-7"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Горда</surname><given-names>М. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Gorda</surname><given-names>M. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>295017, г. Симферополь, ул. Киевская, д.69</p></bio><bio xml:lang="en"><p>69, Kievskaya st., Simferopol, 295017</p></bio><xref ref-type="aff" rid="aff-8"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Дмитриева</surname><given-names>Т. Т.</given-names></name><name name-style="western" xml:lang="en"><surname>Dmitrieva</surname><given-names>T. T.</given-names></name></name-alternatives><bio xml:lang="ru"><p>683024, г. Петропавловск-Камчатский, ул. Орджоникидзе, д.7 </p></bio><bio xml:lang="en"><p>7, Ordzhonikidze st., Petropavlovsk-Kamchatsky, 683024</p></bio><xref ref-type="aff" rid="aff-9"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Еремина</surname><given-names>Е. Р.</given-names></name><name name-style="western" xml:lang="en"><surname>Eremina</surname><given-names>E. R.</given-names></name></name-alternatives><bio xml:lang="ru"><p>670047, г. Улан-Удэ, ул. Пирогова, д. 15Б</p><p>670047, Улан-Удэ, ул. Смолина, д. 24а</p></bio><bio xml:lang="en"><p>15b, Pirogov st., Ulan-Ude, 670047 </p><p>24a, Smolina st., Ulan-Ude, 670047 </p></bio><xref ref-type="aff" rid="aff-10"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Кекеева</surname><given-names>Т. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Kekeeva</surname><given-names>T. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>115522, г. Москва, ул. Москворечье, д.1</p><p>119049, г. Москва, 4-й Добрынинский переулок, д. 1/9</p></bio><bio xml:lang="en"><p>1, Moskvorechye st., Moscow, 115522</p><p>1/9, 4th Dobryninsky per., Moscow, 119049</p></bio><xref ref-type="aff" rid="aff-11"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Лобанова</surname><given-names>В. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Lobanova</surname><given-names>V. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>119049, г. Москва, 4-й Добрынинский переулок, д. 1/9</p></bio><bio xml:lang="en"><p>1/9, 4th Dobryninsky per., Moscow, 119049</p></bio><xref ref-type="aff" rid="aff-12"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Колбасин</surname><given-names>Л. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Kolbasin</surname><given-names>L. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>628405, г. Сургут, Пролетарский проспект, д. 15</p></bio><bio xml:lang="en"><p>15, Proletarsky av., Surgut, 628405</p></bio><xref ref-type="aff" rid="aff-13"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Папанов</surname><given-names>С. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Papanov</surname><given-names>S. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>628405, г. Сургут, Пролетарский проспект, д. 15</p></bio><bio xml:lang="en"><p>15, Proletarsky av., Surgut, 628405</p></bio><xref ref-type="aff" rid="aff-13"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Коталевская</surname><given-names>Ю. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Kotalevskaya</surname><given-names>Y. Y.</given-names></name></name-alternatives><bio xml:lang="ru"><p>129110, г. Москва, ул. Щепкина, д. 61/2</p></bio><bio xml:lang="en"><p>61/2, Schepkina st., Moscow, 129110</p></bio><xref ref-type="aff" rid="aff-14"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ревазян</surname><given-names>К. З.</given-names></name><name name-style="western" xml:lang="en"><surname>Revazyan</surname><given-names>K. Z.</given-names></name></name-alternatives><bio xml:lang="ru"><p>129110, г. Москва, ул. Щепкина, д. 61/2</p></bio><bio xml:lang="en"><p>61/2, Schepkina st., Moscow, 129110</p></bio><xref ref-type="aff" rid="aff-14"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Светличная</surname><given-names>Д. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Svetlichnaya</surname><given-names>D. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>129110, г. Москва, ул. Щепкина, д. 61/2</p></bio><bio xml:lang="en"><p>61/2, Schepkina st., Moscow, 129110</p></bio><xref ref-type="aff" rid="aff-14"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Котова</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Kotova</surname><given-names>A. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>170100, г. Тверь, наб. Степана Разина, д. 23</p></bio><bio xml:lang="en"><p>23, Stepana Razina nab., Tver, 170100</p></bio><xref ref-type="aff" rid="aff-15"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Кочегурова</surname><given-names>Е. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Kochegurova</surname><given-names>E. M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>170100, г. Тверь, ул. Советская, д. 4</p></bio><bio xml:lang="en"><p>4, Sovetskaya st., Tver, 170100</p></bio><xref ref-type="aff" rid="aff-16"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Кубекова</surname><given-names>Э. Л.</given-names></name><name name-style="western" xml:lang="en"><surname>Kubekova</surname><given-names>E. L.</given-names></name></name-alternatives><bio xml:lang="ru"><p>360032, г. Нальчик, ул. Шогенова, д. 34</p></bio><bio xml:lang="en"><p>34, Shogenova st., Nalchik, 360032</p></bio><xref ref-type="aff" rid="aff-17"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Кузьмичева</surname><given-names>И. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Kuzmicheva</surname><given-names>I. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>248007, г. Калуга,  ул. Вишневского, д. 1, кор. 6</p></bio><bio xml:lang="en"><p>1, building 6, Vishnevsky st., Kaluga, 248007</p></bio><xref ref-type="aff" rid="aff-18"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Матулевич</surname><given-names>С. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Matulevich</surname><given-names>S. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>350086, г. Краснодар, ул. 1 мая, д. 167 </p></bio><bio xml:lang="en"><p>167, 1 May 1 st., Krasnodar, 350086</p></bio><xref ref-type="aff" rid="aff-19"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Дземина</surname><given-names>И. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Dzemina</surname><given-names>I. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>350086, г. Краснодар, ул. 1 мая, д. 167 </p></bio><bio xml:lang="en"><p>167, 1 May 1 st., Krasnodar, 350086</p></bio><xref ref-type="aff" rid="aff-19"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Мельникова</surname><given-names>Т. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Melnikova</surname><given-names>T. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>443095, г. Самара, ул. Ташкентская, 159 </p></bio><bio xml:lang="en"><p>159, Tashkentskaya st., Samara, 443095</p></bio><xref ref-type="aff" rid="aff-20"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Новик</surname><given-names>М. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Novik</surname><given-names>M. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>236023, г. Калининград, Каштановая аллея, д. 145 </p></bio><bio xml:lang="en"><p>145, Kashtanovaya alley, Kaliningrad, 236023</p></bio><xref ref-type="aff" rid="aff-21"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Омзар</surname><given-names>О. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Omzar</surname><given-names>O. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>667003, г. Кызыл, ул. Улуг-Хемская, д. 17 </p></bio><bio xml:lang="en"><p>17, Ulug-Khemskaya st., Kyzyl, 667003</p></bio><xref ref-type="aff" rid="aff-22"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Дулуш</surname><given-names>А. О.</given-names></name><name name-style="western" xml:lang="en"><surname>Dulush</surname><given-names>A. O.</given-names></name></name-alternatives><bio xml:lang="ru"><p>667003, г. Кызыл, ул. Оюна Курседи, д. 159А </p></bio><bio xml:lang="en"><p>159A, Oyun Kursedi st., Kyzyl, 667003</p></bio><xref ref-type="aff" rid="aff-23"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Павельева</surname><given-names>О. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Paveleva</surname><given-names>O. P.</given-names></name></name-alternatives><bio xml:lang="ru"><p>640014, г. Курган, ул. Карбышева, д. 39 </p></bio><bio xml:lang="en"><p>39, Karbysheva st., Kurgan, 640014</p></bio><xref ref-type="aff" rid="aff-24"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Потапова</surname><given-names>И. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Potapova</surname><given-names>I. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>664078, г. Иркутск, ул. Микрорайон Юбилейный, д. 100 </p></bio><bio xml:lang="en"><p>100, Microrayon Yubileinyi st., Irkutsk, 664078</p></bio><xref ref-type="aff" rid="aff-25"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Сайдаева</surname><given-names>Д. Х.</given-names></name><name name-style="western" xml:lang="en"><surname>Saydaeva</surname><given-names>D. Kh.</given-names></name></name-alternatives><bio xml:lang="ru"><p>364068, г. Грозный, ул. Бульвар Дудаева, д. 16А </p></bio><bio xml:lang="en"><p>16A, Bulvar Dudaeva st., Grozny, 364068</p></bio><xref ref-type="aff" rid="aff-26"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Серебрякова</surname><given-names>Е. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Serebryakova</surname><given-names>E. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>194044, г. Санкт-Петербург, Тобольская улица, д. 5, лит. А</p></bio><bio xml:lang="en"><p>5A, Tobolskaya st., Saint Petersburg, 194044</p></bio><xref ref-type="aff" rid="aff-27"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Федчук</surname><given-names>Е. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Fedchuk</surname><given-names>E. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>398050, г. Липецк, ул. Гагарина, д. 135</p></bio><bio xml:lang="en"><p>135, Gagarin st., Lipetsk, 398050</p></bio><xref ref-type="aff" rid="aff-28"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Назаренко</surname><given-names>Я. Д.</given-names></name><name name-style="western" xml:lang="en"><surname>Nazarenko</surname><given-names>Y. D.</given-names></name></name-alternatives><bio xml:lang="ru"><p>115522, г. Москва, ул. Москворечье, д.1</p></bio><bio xml:lang="en"><p>1, Moskvorechye st., Moscow, 115522</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Пчелина</surname><given-names>С. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Pchelina</surname><given-names>S. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>115522, г. Москва, ул. Москворечье, д.1</p><p>188300, г. Гатчина, мкр. Орлова роща, д. 1 </p><p>197022, г. Санкт-Петербург,  ул. Льва Толстого, д. 6-8 </p></bio><bio xml:lang="en"><p>1, Moskvorechye st., Moscow, 115522 </p><p>1, Orlova roshcha, Gatchina, 188300 </p><p>6-8, Lev Tolstoy st., Saint Petersburg, 197022 </p><p> </p></bio><xref ref-type="aff" rid="aff-29"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Захарова</surname><given-names>Е. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Zakharova</surname><given-names>E. Y.</given-names></name></name-alternatives><bio xml:lang="ru"><p>115522, г. Москва, ул. Москворечье, д.1</p></bio><bio xml:lang="en"><p>1, Moskvorechye st., Moscow, 115522 </p></bio><email xlink:type="simple">doctor.zakharova@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ФГБНУ Медико-генетический научный центр им. акад. Н.П. Бочкова</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Research Centre for Medical Genetics</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>ФГБНУ Медико-генетический научный центр им. акад. Н.П. Бочкова</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Research Cent1, Moskvorechye st., Moscow, 115522re for Medical Genetics</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>ГБУЗ НО Нижегородская областная детская клиническая больница</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Nizhny Novgorod Regional Children’s Clinical Hospital</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-4"><aff xml:lang="ru"><institution>ФГБНУ Научный центр проблем здоровья семьи и репродукции человека</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Scientific Centre for Family Health and Human Reproduction Problems</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-5"><aff xml:lang="ru"><institution>ГАУЗ Челябинская областная детская клиническая больница</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Chelyabinsk Regional Children’s Clinical Hospital</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-6"><aff xml:lang="ru"><institution>ГАУЗ Республиканская клиническая больница Министерства здравоохранения Республики Татарстан</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Republican Clinical Hospital of the Ministry of Health of the Republic of Tatarstan</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-7"><aff xml:lang="ru"><institution>ГБУ РД Республики Дагестан Республиканский перинатальный центр им. Омарова С.-М.А.</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Republican Perinatal Center named after. Omarova S.-M.A.</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-8"><aff xml:lang="ru"><institution>ГБУЗ РК Республиканская клиническая больница имени Н.А. Семашко</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Republican Clinical Hospital named after N.A. Semashko</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-9"><aff xml:lang="ru"><institution>ГБУЗ Камчатская краевая детская больница</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Kamchatka Regional Children’s Hospital</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-10"><aff xml:lang="ru"><institution>ГАУЗ Республиканский перинатальный центр Министерства здравоохранения Республики Бурятия ; Бурятский государственный университет имени Доржи Банзарова</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Republican Perinatal Center of the Ministry of Health of the Buryat Republic ; Buryat State University</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-11"><aff xml:lang="ru"><institution>ФГБНУ Медико-генетический научный центр им. акад. Н.П. Бочкова ; ГБУЗ Морозовская детская городская клиническая больница Департамента здравоохранения г. Москвы</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Research Centre for Medical Genetics ; Morozovskaya Children’s City Clinical Hospital of the Department of Healthcare of the City of Moscow</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-12"><aff xml:lang="ru"><institution>ГБУЗ Морозовская детская городская клиническая больница Департамента здравоохранения г. Москвы</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Morozovskaya Children’s City Clinical Hospital of the Department of Healthcare of the City of Moscow</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-13"><aff xml:lang="ru"><institution>БУ Сургутский окружной клинический центр охраны материнства и детства</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Surgut District Clinical Center for Maternal and Child Health</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-14"><aff xml:lang="ru"><institution>ГБУЗ МО Московский областной научно-исследовательский клинический институт им. М. Ф. Владимирского</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Moscow Regional Research and Clinical Institute («MONIKI»)</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-15"><aff xml:lang="ru"><institution>ГБУЗ Детская областная клиническая больница</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Children’s Regional Clinical Hospital</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-16"><aff xml:lang="ru"><institution>ФГБОУ ВО Тверской государственный медицинский университет Министерства здравоохранения Российской Федерации</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Tver State Medical University</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-17"><aff xml:lang="ru"><institution>ГБУЗ Перинатальный центр Министерства здравоохранения Кабардино-Балкарской Республики</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Perinatal Center of the Ministry of Health of the Kabardino-Balkarian Republic</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-18"><aff xml:lang="ru"><institution>ГБУЗКО Калужская областная клиническая больница</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Kaluga Regional Clinical Hospital</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-19"><aff xml:lang="ru"><institution>ГБУЗ Научно-исследовательский институт – Краевая клиническая больница №1 имени профессора С.В. Очаповского</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Research Institute Regional Clinical Hospital N1 named after professor S. V. Ochapovsky</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-20"><aff xml:lang="ru"><institution>ГБУЗ Самарская областная клиническая больница имени В.Д. Середавина</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Samara Regional Clinical Hospital named after V.D. Seredavin</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-21"><aff xml:lang="ru"><institution>ГБУ КО Региональный перинатальный центр</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Regional Perinatal Center of the Ministry of Health of the Kaliningrad region</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-22"><aff xml:lang="ru"><institution>ГБУ РТ Научно-исследовательский институт медико-социальных проблем и управления Республики Тыва</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Research Institute of Medical and Social Problems and Management of the Republic of Tyva</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-23"><aff xml:lang="ru"><institution>ГБУЗ РТ Перинатальный центр Республики Тыва</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Perinatal Center of the Republic of Tyva</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-24"><aff xml:lang="ru"><institution>ГБУ Курганский областной перинатальный центр</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Kurgan Regional Perinatal Center</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-25"><aff xml:lang="ru"><institution>ГБУЗ Иркутская ордена «Знак почета» областная клиническая больница</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Irkutsk Regional Clinical Hospital, Winner of the «Mark of the Honor» Award</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-26"><aff xml:lang="ru"><institution>ГБУ Республиканский перинатальный центр</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Republican Perinatal Center</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-27"><aff xml:lang="ru"><institution>СПБ ГБУЗ Диагностический центр (медико-генетический)</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Diagnostic Center (Medical and Genetic)</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-28"><aff xml:lang="ru"><institution>ГУЗ Липецкий областной перинатальный центр</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Lipetsk Regional Perinatal Center</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-29"><aff xml:lang="ru"><institution>ФГБНУ Медико-генетический научный центр им. акад. Н.П. Бочкова ;  ФГБУ Петербургский институт ядерной физики им. Б.П. Константинова Национального исследовательского центра «Курчатовский институт ;  ФГБОУ Первый Санкт-Петербургский государственный медицинский университет им. акад. И.П. Павлова Минздрава России</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Research Centre for Medical Genetics ; Petersburg Nuclear Physics Institute named by B.P. Konstantinov of National Research Centre «Kurchatov Institute» ; Pavlov First Saint Petersburg State Medical University</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>24</day><month>11</month><year>2025</year></pub-date><volume>24</volume><issue>10</issue><fpage>16</fpage><lpage>39</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Баранова П.В., Васильева М.В., Бакин Н.В., Морякова Н.В., Аксянова Х.Ф., Колчина А.Н., Астахова Т.А., Баирова Т.А., Буянова Г.В., Побединская А.И., Вафина З.И., Гамзатова А.И., Горда М.В., Дмитриева Т.Т., Еремина Е.Р., Кекеева Т.Н., Лобанова В.С., Колбасин Л.Н., Папанов С.И., Коталевская Ю.Ю., Ревазян К.З., Светличная Д.В., Котова А.А., Кочегурова Е.М., Кубекова Э.Л., Кузьмичева И.А., Матулевич С.А., Дземина И.А., Мельникова Т.В., Новик М.А., Омзар О.С., Дулуш А.О., Павельева О.П., Потапова И.В., Сайдаева Д.Х., Серебрякова Е.А., Федчук Е.С., Назаренко Я.Д., Пчелина С.Н., Захарова Е.Ю., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Баранова П.В., Васильева М.В., Бакин Н.В., Морякова Н.В., Аксянова Х.Ф., Колчина А.Н., Астахова Т.А., Баирова Т.А., Буянова Г.В., Побединская А.И., Вафина З.И., Гамзатова А.И., Горда М.В., Дмитриева Т.Т., Еремина Е.Р., Кекеева Т.Н., Лобанова В.С., Колбасин Л.Н., Папанов С.И., Коталевская Ю.Ю., Ревазян К.З., Светличная Д.В., Котова А.А., Кочегурова Е.М., Кубекова Э.Л., Кузьмичева И.А., Матулевич С.А., Дземина И.А., Мельникова Т.В., Новик М.А., Омзар О.С., Дулуш А.О., Павельева О.П., Потапова И.В., Сайдаева Д.Х., Серебрякова Е.А., Федчук Е.С., Назаренко Я.Д., Пчелина С.Н., Захарова Е.Ю.</copyright-holder><copyright-holder xml:lang="en">Baranova P.V., Vasileva M.V., Bakin N.V., Moryakova N.V., Aksyanova K.F., Kolchina A.N., Astakhova T.A., Bairova T.A., Buyanova G.V., Pobedinskaya A.I., Vafina Z.I., Gamzatova A.I., Gorda M.V., Dmitrieva T.T., Eremina E.R., Kekeeva T.N., Lobanova V.S., Kolbasin L.N., Papanov S.I., Kotalevskaya Y.Y., Revazyan K.Z., Svetlichnaya D.V., Kotova A.A., Kochegurova E.M., Kubekova E.L., Kuzmicheva I.A., Matulevich S.A., Dzemina I.A., Melnikova T.V., Novik M.A., Omzar O.S., Dulush A.O., Paveleva O.P., Potapova I.V., Saydaeva D.K., Serebryakova E.A., Fedchuk E.S., Nazarenko Y.D., Pchelina S.N., Zakharova E.Y.</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.medgen-journal.ru/jour/article/view/3234">https://www.medgen-journal.ru/jour/article/view/3234</self-uri><abstract><p>Метилмалоновая ацидурия (ММА) и пропионовая ацидурия (ПА) – редкие аутосомно-рецессивные нарушения метаболизма органических кислот. Ранняя диагностика этих болезней имеет решающее значение для своевременного начала терапии и улучшения прогноза. С 2023 года в Российской Федерации реализуется программа расширенного неонатального скрининга (РНС), включающая ММА и ПА. В 2023–2024 годах было обследовано 2466615 новорожденных. Первичный скрининг с использованием тандемной масс-спектрометрии (ТМС) выявил 7297 новорожденных группы риска ММА/ПА. Подтверждающая молекулярногенетическая диагностика позволила найти патогенные или вероятно патогенные варианты у 28 новорожденных, в результате чего 26 пациентам был установлен диагноз ММА, 2 пациентам – диагноз ПА. В результате исследования впервые определена популяционная частота ММА и ПА в Российской Федерации. Частота ММА составила 1:95000 новорожденных (95% ДИ: 1:69000– 1:131000), ПА – 1:1234000 (95% ДИ: 1:409000–1:3730000). Положительная прогностическая ценность (PPV) первичного скрининга на ММА и ПА составила 0,38%. У 38% пациентов с ММА заболевание манифестировало в неонатальный период с метаболическим кризом. Выявлены ранее не описанные патогенные варианты в генах MMUT, MMAA, MMACHC и PCCB. Внедрение РНС в Российской Федерации существенно повысило раннюю выявляемость ММА, что позволяет своевременно начать терапию. Напротив, выявляемость ПА оказалась ниже ожидаемой по сравнению с данными селективного скрининга, что указывает на необходимость совершенствования алгоритмов первичного скрининга и подтверждающей диагностики данного заболевания. В ходе работы проведен анализ чувствительности и специфичности дополнительных биохимических маркеров, предложен оптимизированный алгоритм подтверждающей диагностики для повышения эффективности неонатального скрининга.</p></abstract><trans-abstract xml:lang="en"><p>Methylmalonic Aciduria (MMA) and propionic aciduria (PA) are rare autosomal recessive disorders of organic acid metabolism. Early diagnosis of these conditions is crucial for the timely initiation of therapy and improved prognosis. Since 2023, the Russian Federation has implemented an expanded newborn screening (NBS) program that includes MMA and PA. Between 2023 and 2024, a total of 2,466,615 newborns were screened. Primary screening using tandem mass spectrometry identified 7,297 neonates at risk for MMA or PA. Confirmatory molecular genetic testing revealed pathogenic or likely pathogenic variants in 28 patients. Of these, 26 newborns were diagnosed with MMA, and 2 newborns were diagnosed with PA. This study established, for the first time, the incidence of MMA and PA in the Russian Federation. The estimated incidence of MMA was 1 in 95,000 newborns (95% CI: 1 in 69,000–1 in 131,000), while the incidence of PA was 1 in 1,234,000 (95% CI: 1 in 409,000–1 in 3,730,000). The positive predictive value (PPV) of the initial screening for MMA and PA was 0.38%. In 38% of MMA patients, the disease manifested during the neonatal period as a metabolic crisis. Previously unreported pathogenic variants were identified in the MMUT, MMAA, MMACHC, and PCCB genes. The implementation of NBS in the Russian Federation has significantly enhanced the early detection of MMA, enabling timely therapeutic intervention. In contrast, the detection rate of PA was lower than expected compared to selective screening data, highlighting the need to optimize primary screening algorithms and confirmatory diagnostic procedures for this disorder. The study also included analysis of the sensitivity and specificity of additional biochemical markers. An optimized confirmatory diagnostic algorithm was proposed to enhance the efficacy of neonatal screening.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>расширенный неонатальный скрининг</kwd><kwd>метилмалоновая ацидурия</kwd><kwd>пропионовая ацидурия</kwd><kwd>тандемная массспектрометрия</kwd><kwd>Российская Федерация</kwd></kwd-group><kwd-group xml:lang="en"><kwd>expanded newborn screening</kwd><kwd>methylmalonic aciduria</kwd><kwd>propionic aciduria</kwd><kwd>tandem mass spectrometry</kwd><kwd>Russian Federation</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Shibata N., Hasegawa Y., Yamada, K., et al. Diversity in the incidence and spectrum of organic acidemias, fatty acid oxidation disorders, and amino acid disorders in Asian countries: selective screening vs. expanded newborn screening. 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