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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="other" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Pediatric Hematology/Oncology and Immunopathology</journal-id><journal-title-group><journal-title xml:lang="en">Pediatric Hematology/Oncology and Immunopathology</journal-title><trans-title-group xml:lang="ru"><trans-title>Вопросы гематологии/онкологии и иммунопатологии в педиатрии</trans-title></trans-title-group></journal-title-group><issn publication-format="print">1726-1708</issn><issn publication-format="electronic">2414-9314</issn><publisher><publisher-name xml:lang="en">Fund Doctors, Innovations, Science for Children</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">71</article-id><article-id pub-id-type="doi">10.24287/1726-1708-2017-16-3-69-72</article-id><article-categories><subj-group subj-group-type="toc-heading"><subject>Статьи</subject></subj-group><subj-group subj-group-type="article-type"><subject></subject></subj-group></article-categories><title-group><article-title xml:lang="en">Dynamics of platelet functional activity and hemostatic status in a child with chronic immune thrombocytopenia on romiplostim treatment</article-title><trans-title-group xml:lang="ru"><trans-title>Динамика функциональной активности тромбоцитов и гемостатического статуса у ребенка с хронической иммунной тромбоцитопенией на терапии ромиплостимом</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-8404-1800</contrib-id><name-alternatives><name xml:lang="en"><surname>Suntsova</surname><given-names>E. V.</given-names></name><name xml:lang="ru"><surname>Сунцова</surname><given-names>Е.В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Russia 117997, Moscow, Samory Mashela st., 1</p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Ignatova</surname><given-names>A. A.</given-names></name><name xml:lang="ru"><surname>Игнатова</surname><given-names>А.А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Russia 117997, Moscow, Samory Mashela st., 1</p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-2057-2036</contrib-id><name-alternatives><name xml:lang="en"><surname>Pshonkin</surname><given-names>A. V.</given-names></name><name xml:lang="ru"><surname>Пшонкин</surname><given-names>А.В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Russia 117997, Moscow, Samory Mashela st., 1</p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Serkova</surname><given-names>I. V.</given-names></name><name xml:lang="ru"><surname>Серкова</surname><given-names>И.В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Russia 117997, Moscow, Samory Mashela st., 1</p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Maschan</surname><given-names>A. A.</given-names></name><name xml:lang="ru"><surname>Масчан</surname><given-names>А.А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Russia 117997, Moscow, Samory Mashela st., 1</p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-2322-5734</contrib-id><name-alternatives><name xml:lang="en"><surname>Novichkova</surname><given-names>G. A.</given-names></name><name xml:lang="ru"><surname>Новичкова</surname><given-names>Г.А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Russia 117997, Moscow, Samory Mashela st., 1</p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-8128-7757</contrib-id><name-alternatives><name xml:lang="en"><surname>Panteleev</surname><given-names>M. A.</given-names></name><name xml:lang="ru"><surname>Пантелеев</surname><given-names>М.А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>PhD, DSc, Head of the Laboratory of cellular hemostasis and trombosis</p><p>Russia 117997, Moscow, Samory Mashela st., 1</p><p>+7 (495) 287-6570, ext. 6932</p></bio><email>mapanteleev@yandex.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Dmitriy Rogachev National Medical Research Center of Pediatric Hematology, Oncology, Immunology Ministry of Healthcare of Russian Federation</institution></aff><aff><institution xml:lang="ru">ФГБУ «Национальный медицинский исследовательский центр детской гематологии, онкологии и иммунологии им. Дмитрия Рогачева» Минздрава России, Москва</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2017-08-10" publication-format="electronic"><day>10</day><month>08</month><year>2017</year></pub-date><volume>16</volume><issue>3</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>69</fpage><lpage>72</lpage><history><date date-type="received" iso-8601-date="2018-08-10"><day>10</day><month>08</month><year>2018</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2017, «D. Rogachev NMRCPHOI»</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2017, ФГБУ «НМИЦ ДГОИ им. Дмитрия Рогачева» Минздрава России</copyright-statement><copyright-year>2017</copyright-year><copyright-holder xml:lang="en">«D. Rogachev NMRCPHOI»</copyright-holder><copyright-holder xml:lang="ru">ФГБУ «НМИЦ ДГОИ им. Дмитрия Рогачева» Минздрава России</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/"/><license><ali:license_ref xmlns:ali="http://www.niso.org/schemas/ali/1.0/">https://creativecommons.org/licenses/by/4.0</ali:license_ref></license></permissions><self-uri xlink:href="https://hemoncim.com/jour/article/view/71">https://hemoncim.com/jour/article/view/71</self-uri><abstract xml:lang="en"><p>Immune thrombocytopenia (ITP) is characterized by changes in both quantity and quality of platelets. As a result, severity of bleeding does not always correllate with the degree of thrombocytopenia, The quality of platelets on treatment becomes difficult to evaluate. The most promising method to investigate quality of platelets in ITP is flow cytometry. Here we describe a clinical case of monitoring of a pediatric ITP patient status on romiplostim treatment for 50 weeks using flow cytometry for platelet functional activity control.</p></abstract><trans-abstract xml:lang="ru"><p>Иммунная тромбоцитопения (ИТП) характеризуется изменением как количества, так и качества тромбоцитов. В результате этого тяжесть кровотечений не всегда коррелирует со степенью тромбоцитопении. Если пациент находится на терапии, оценка качества тромбоцитов дополнительно усложняется. Наиболее многообещающим методом исследования тромбоцитов при ИТП является проточная цитометрия. В данном сообщении описан клинический случай наблюдения за динамикой состояния ребенка с хронической ИТП на терапии ромиплостимом в течение 50 недель с использованием проточной цитометрии для контроля функциональной активности тромбоцитов.</p></trans-abstract><kwd-group xml:lang="en"><kwd>immune thrombocytopenia</kwd><kwd>platelet function</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>иммунная тромбоцитопения</kwd><kwd>функциональная активность тромбоцитов</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">1. van Bladel E.R., Laarhoven A.G., van der Heijden L.B., Heitink-Polle K.M., Porcelijn L., van der Schoot C.E., et al. Functional platelet defects in children with severe chronic ITP as tested with 2 novel assays applicable for low platelet counts. 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