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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" article-type="research-article" dtd-version="1.1d1" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher">Bulletin of Semashko National Research Institute of Public Health</journal-id><journal-title-group><journal-title>Bulletin of Semashko National Research Institute of Public Health</journal-title></journal-title-group><issn publication-format="print">2415-8410</issn><issn publication-format="electronic">2415-8429</issn><publisher><publisher-name>FSSBI «N.A. Semashko National Research Institute of Public Health»</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">3084</article-id><article-id pub-id-type="doi">10.69541/NRIPH.2025.04.001</article-id><article-categories><subj-group subj-group-type="heading"><subject>Научная статья</subject></subj-group></article-categories><title-group><article-title>On the detection of CKD in children within the framework of mandatory preventive examinations</article-title></title-group><contrib-group><contrib contrib-type="author"><name name-style="western"><surname>Телятников</surname><given-names>Никита Александрович</given-names></name><bio></bio><email>nephrolognikitaalex@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author"><name name-style="western"><surname>Рощин</surname><given-names>Денис Олегович</given-names></name><bio></bio><email>droshchin2@gmail.com</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author"><name name-style="western"><surname>Плутницкий</surname><given-names>Андрей Николаевич</given-names></name><bio></bio><email>plutnitsky@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff id="aff-1">Biomedical University of Innovation and Continuing Education FSBI «SSC FMBC im. A. I. Burnazyan» FMBA of Russia, Moscow</aff><aff id="aff-2">N. A. Semashko National Research Institute of Public Health, 105064, Moscow, Russian Federation</aff><pub-date date-type="epub" iso-8601-date="2025-11-29" publication-format="electronic"><day>29</day><month>11</month><year>2025</year></pub-date><issue>4</issue><fpage>5</fpage><lpage>8</lpage><history><pub-date date-type="received" iso-8601-date="2025-12-01"><day>01</day><month>12</month><year>2025</year></pub-date></history><permissions><copyright-statement>Copyright © 2025,</copyright-statement><copyright-year>2025</copyright-year></permissions><abstract>The aim of the study was to evaluate the effectiveness of detecting chronic kidney disease (CKD) in children as part of mandatory preventive examinations. A retrospective analysis of 310 outpatient cards of children with CKD from two childrens clinics in Moscow was conducted. The study groups were divided by the degree of preventive examination: fully (≥90% of events), partially (50—90%) and not completed (lt;50%). The stages of CKD at the time of detection were assessed, as well as key risk factors: congenital malformations of the urinary system (CMU), proteinuria, arterial hypertension (AH) and recurrent urinary tract infections (UTIs). In children who underwent a full examination, CKD at stages 1—2 was detected in 88.2% of cases, while in the group without examination — only in 72.2%. At late stages (4—5), the disease was diagnosed in 0.8% with a full examination versus 17.8% without it. The main risk factors for CKD were: congenital malformations of the compulsory medical insurance (66.7%), recurrent UTIs (73.3%), proteinuria (17.5%), hypertension (15.8%). Conclusions: 1. Compliance with the regulations for preventive examinations significantly increases the detection of CKD in the early stages. 2. The presence of congenital malformations of the compulsory medical insurance, proteinuria and recurrent UTIs allows the formation of risk groups for in-depth examination.</abstract><kwd-group xml:lang="en"><kwd>chronic kidney disease, children, preventive examinations, early diagnosis, risk factors</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>хроническая болезнь почек, дети, профилактические осмотры, ранняя диагностика, факторы риска</kwd></kwd-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Сабирова А. В., Волосников Д. К., Волянский А. М., Якимов А. В., Корниловская Е. В. Информационно-аналитический журнал. 2012;(1):111.</mixed-citation></ref><ref id="B2"><label>2.</label><mixed-citation>Коровина Н. А., Захарова И. Н., Мумладзе Э. Б., Свинцицкая В. И. Циститы у детей: этиология, клиника, диагностика и лечение. 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