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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">Cancer Urology</journal-id><journal-title-group><journal-title xml:lang="en">Cancer Urology</journal-title><trans-title-group xml:lang="ru"><trans-title>Онкоурология</trans-title></trans-title-group></journal-title-group><issn publication-format="print">1726-9776</issn><issn publication-format="electronic">1996-1812</issn><publisher><publisher-name xml:lang="en">Publishing House ABV Press</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">1509</article-id><article-id pub-id-type="doi">10.17650/1726-9776-2022-18-1-121-126</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>DIAGNOSIS AND TREATMENT OF URINARY SYSTEM TUMORS. URETHRAL TUMORS</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>ДИАГНОСТИКА И ЛЕЧЕНИЕ ОПУХОЛЕЙ МОЧЕПОЛОВОЙ СИСТЕМЫ. ОПУХОЛИ УРЕТРЫ</subject></subj-group><subj-group subj-group-type="article-type"><subject></subject></subj-group></article-categories><title-group><article-title xml:lang="en">Difficulties associated with the diagnosis of primary urethral melanoma</article-title><trans-title-group xml:lang="ru"><trans-title>Трудности диагностики первичной меланомы уретры</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-9543-4551</contrib-id><name-alternatives><name xml:lang="en"><surname>Bondarenko</surname><given-names>О. К.</given-names></name><name xml:lang="ru"><surname>Бондаренко</surname><given-names>О. К.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p><bold>Ol’ga K. Bondarenko</bold></p><p><italic>63 14th Liniya, Rostov-on-Don 344037</italic></p></bio><bio xml:lang="ru"><p><bold>Ольга Константиновна Бондаренко</bold>, ординатор второго года обучения по специальности "Онкология"</p><p><italic>344037 Ростов-на-Дону, ул. 14-я линия, 63</italic></p><p> </p></bio><email>bondarenkoo.olga@yandex.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-9468-134X</contrib-id><name-alternatives><name xml:lang="en"><surname>Shevchenko</surname><given-names>A. N.</given-names></name><name xml:lang="ru"><surname>Шевченко</surname><given-names>А. Н.</given-names></name></name-alternatives><bio xml:lang="en"><p><italic>63 14th Liniya, Rostov-on-Don 344037</italic></p></bio><bio xml:lang="ru"><p><italic>344037 Ростов-на-Дону, ул. 14-я линия, 63</italic></p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Khvan</surname><given-names>V. K.</given-names></name><name xml:lang="ru"><surname>Хван</surname><given-names>В. К.</given-names></name></name-alternatives><bio xml:lang="en"><p><italic>63 14th Liniya, Rostov-on-Don 344037</italic></p></bio><bio xml:lang="ru"><p><italic>344037 Ростов-на-Дону, ул. 14-я линия, 63</italic></p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-6544-6113</contrib-id><name-alternatives><name xml:lang="en"><surname>Lapteva</surname><given-names>T. O.</given-names></name><name xml:lang="ru"><surname>Лаптева</surname><given-names>Т. О.</given-names></name></name-alternatives><bio xml:lang="en"><p><italic>63 14th Liniya, Rostov-on-Don 344037</italic></p></bio><bio xml:lang="ru"><p><italic>344037 Ростов-на-Дону, ул. 14-я линия, 63</italic></p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Shvyrev</surname><given-names>D. A.</given-names></name><name xml:lang="ru"><surname>Швырев</surname><given-names>Д. А.</given-names></name></name-alternatives><bio xml:lang="en"><p><italic>63 14th Liniya, Rostov-on-Don 344037</italic></p></bio><bio xml:lang="ru"><p><italic>344037 Ростов-на-Дону, ул. 14-я линия, 63</italic></p></bio><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">National Medical Research Center of Oncology, Ministry of Health of Russia</institution></aff><aff><institution xml:lang="ru">ФГБУ «Национальный медицинский исследовательский центр онкологии» Минздрава России</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2022-05-09" publication-format="electronic"><day>09</day><month>05</month><year>2022</year></pub-date><volume>18</volume><issue>1</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>121</fpage><lpage>126</lpage><history><date date-type="received" iso-8601-date="2021-10-25"><day>25</day><month>10</month><year>2021</year></date><date date-type="accepted" iso-8601-date="2021-11-24"><day>24</day><month>11</month><year>2021</year></date></history><permissions><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/"/></permissions><self-uri xlink:href="https://oncourology.abvpress.ru/oncur/article/view/1509">https://oncourology.abvpress.ru/oncur/article/view/1509</self-uri><abstract xml:lang="en"><p>This article touches upon topical problems of modern medicine, representing the difficulty of timely diagnosis of oncological diseases of arduous localization and management of patients with malignant neoplasms. As an example, a clinical case of primary urethral melanoma is presented, illustrating a complex of aspects associated with the rarity of detecting malignant neoplasms of a given localization. The creation of standardized tactics for managing patients with rare malignant tumors and the correct interpretation of research results at the diagnostic stage, play an important role in improving the quality and life expectancy of patients. A step-by-step analysis of difficult situations will increase the alertness of doctors of all specialties.</p></abstract><trans-abstract xml:lang="ru"><p>В статье затронуты актуальные проблемы современной медицины, отражающие сложность своевременной диагностики онкологических заболеваний труднодоступной локализации и ведения таких пациентов. Представлен клинический случай первичной меланомы уретры, иллюстрирующий комплекс аспектов, связанных с редкостью выявления злокачественных новообразований данной локализации. Разработка стандартизированной тактики ведения пациентов с редко встречающимися злокачественными образованиями, а также правильная и своевременная интерпретация результатов исследований на диагностическом этапе играют важную роль в увеличении продолжительности жизни пациентов и повышении качества. Пошаговый разбор сложных ситуаций позволит повысить онконастороженность врачей всех специальностей.</p><p> </p></trans-abstract><kwd-group xml:lang="en"><kwd>mucosal melanoma</kwd><kwd>primary urethral melanoma</kwd><kwd>urethral resection</kwd><kwd>urethrectomy</kwd><kwd>increased expression of the c-KIT protein</kwd><kwd>standardized treatment tactics</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>меланома слизистой оболочки</kwd><kwd>первичная меланома уретры</kwd><kwd>резекция уретры</kwd><kwd>уретрэктомия</kwd><kwd>повышенная экспрессия белка с-KIT</kwd><kwd>стандартизированная тактика лечения</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>American Cancer Society. Cancer Facts &amp; Figures 2021. P. 24. 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