{"id":11701,"date":"2025-07-26T05:56:19","date_gmt":"2025-07-26T03:56:19","guid":{"rendered":"https:\/\/valintermed.com\/?p=11701"},"modified":"2025-07-26T05:56:19","modified_gmt":"2025-07-26T03:56:19","slug":"idiopaticheskoe-rasshirenie-legochnoy-arterii","status":"publish","type":"post","link":"https:\/\/valintermed.com\/en\/medlibrary\/idiopathic-pulmonary-artery-enlargement\/","title":{"rendered":"Idiopathic pulmonary artery dilation"},"content":{"rendered":"<div class=\"fpm_start\"><\/div>\n<p>Idiopathic pulmonary artery enlargement (IPA) is a rare disorder characterized by an unclear increase in the diameter of the pulmonary artery in the absence of an obvious causative pathology. This condition can lead to significant functional impairment in the pulmonary system and even cardiovascular complications. This enlargement often occurs without obvious clinical symptoms and can be detected accidentally during an X-ray examination. The main difficulty in diagnosis is the lack of characteristic symptoms, which complicates early detection and initiation of therapy. IPA can also be combined with other pulmonary vascular diseases and cardiomyopathies, which requires a careful approach to diagnosis and treatment.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-flat ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Content<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" 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href=\"https:\/\/valintermed.com\/en\/medlibrary\/idiopathic-pulmonary-artery-enlargement\/#%D0%98%D1%81%D1%82%D0%BE%D1%80%D0%B8%D1%8F_%D0%B7%D0%B0%D0%B1%D0%BE%D0%BB%D0%B5%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F_%D0%B8_%D0%B8%D0%BD%D1%82%D0%B5%D1%80%D0%B5%D1%81%D0%BD%D1%8B%D0%B5_%D0%B8%D1%81%D1%82%D0%BE%D1%80%D0%B8%D1%87%D0%B5%D1%81%D0%BA%D0%B8%D0%B5_%D1%84%D0%B0%D0%BA%D1%82%D1%8B\" >History of the disease and interesting historical facts<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/valintermed.com\/en\/medlibrary\/idiopathic-pulmonary-artery-enlargement\/#%D0%AD%D0%BF%D0%B8%D0%B4%D0%B5%D0%BC%D0%B8%D0%BE%D0%BB%D0%BE%D0%B3%D0%B8%D1%8F\" >Epidemiology<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/valintermed.com\/en\/medlibrary\/idiopathic-pulmonary-artery-enlargement\/#%D0%93%D0%B5%D0%BD%D0%B5%D1%82%D0%B8%D1%87%D0%B5%D1%81%D0%BA%D0%B0%D1%8F_%D0%BF%D1%80%D0%B5%D0%B4%D1%80%D0%B0%D1%81%D0%BF%D0%BE%D0%BB%D0%BE%D0%B6%D0%B5%D0%BD%D0%BD%D0%BE%D1%81%D1%82%D1%8C_%D0%BA_%D0%B4%D0%B0%D0%BD%D0%BD%D0%BE%D0%BC%D1%83_%D0%B7%D0%B0%D0%B1%D0%BE%D0%BB%D0%B5%D0%B2%D0%B0%D0%BD%D0%B8%D1%8E\" >Genetic predisposition to this disease<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/valintermed.com\/en\/medlibrary\/idiopathic-pulmonary-artery-enlargement\/#%D0%A4%D0%B0%D0%BA%D1%82%D0%BE%D1%80%D1%8B_%D1%80%D0%B8%D1%81%D0%BA%D0%B0_%D0%B2%D0%BE%D0%B7%D0%BD%D0%B8%D0%BA%D0%BD%D0%BE%D0%B2%D0%B5%D0%BD%D0%B8%D1%8F_%D0%B4%D0%B0%D0%BD%D0%BD%D0%BE%D0%B3%D0%BE_%D0%B7%D0%B0%D0%B1%D0%BE%D0%BB%D0%B5%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F\" >Risk factors for the development of this disease<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/valintermed.com\/en\/medlibrary\/idiopathic-pulmonary-artery-enlargement\/#%D0%94%D0%B8%D0%B0%D0%B3%D0%BD%D0%BE%D1%81%D1%82%D0%B8%D0%BA%D0%B0_%D0%B4%D0%B0%D0%BD%D0%BD%D0%BE%D0%B3%D0%BE_%D0%B7%D0%B0%D0%B1%D0%BE%D0%BB%D0%B5%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F\" >Diagnosis of this disease<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/valintermed.com\/en\/medlibrary\/idiopathic-pulmonary-artery-enlargement\/#%D0%9B%D0%B5%D1%87%D0%B5%D0%BD%D0%B8%D0%B5\" >Treatment<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/valintermed.com\/en\/medlibrary\/idiopathic-pulmonary-artery-enlargement\/#%D0%A1%D0%BF%D0%B8%D1%81%D0%BE%D0%BA_%D0%BB%D0%B5%D0%BA%D0%B0%D1%80%D1%81%D1%82%D0%B2_%D0%BF%D1%80%D0%B8%D0%BC%D0%B5%D0%BD%D1%8F%D0%B5%D0%BC%D1%8B%D1%85_%D0%B4%D0%BB%D1%8F_%D0%BB%D0%B5%D1%87%D0%B5%D0%BD%D0%B8%D1%8F_%D0%B4%D0%B0%D0%BD%D0%BD%D0%BE%D0%B3%D0%BE_%D0%B7%D0%B0%D0%B1%D0%BE%D0%BB%D0%B5%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F\" >List of medications used to treat this disease<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/valintermed.com\/en\/medlibrary\/idiopathic-pulmonary-artery-enlargement\/#%D0%9C%D0%BE%D0%BD%D0%B8%D1%82%D0%BE%D1%80%D0%B8%D0%BD%D0%B3_%D0%B7%D0%B0%D0%B1%D0%BE%D0%BB%D0%B5%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F\" >Disease monitoring<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/valintermed.com\/en\/medlibrary\/idiopathic-pulmonary-artery-enlargement\/#%D0%92%D0%BE%D0%B7%D1%80%D0%B0%D1%81%D1%82%D0%BD%D1%8B%D0%B5_%D0%BE%D1%81%D0%BE%D0%B1%D0%B5%D0%BD%D0%BD%D0%BE%D1%81%D1%82%D0%B8_%D0%B7%D0%B0%D0%B1%D0%BE%D0%BB%D0%B5%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F\" >Age-related features of the disease<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/valintermed.com\/en\/medlibrary\/idiopathic-pulmonary-artery-enlargement\/#%D0%92%D0%BE%D0%BF%D1%80%D0%BE%D1%81%D1%8B_%D0%B8_%D0%BE%D1%82%D0%B2%D0%B5%D1%82%D1%8B\" >Questions and Answers<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"%D0%98%D1%81%D1%82%D0%BE%D1%80%D0%B8%D1%8F_%D0%B7%D0%B0%D0%B1%D0%BE%D0%BB%D0%B5%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F_%D0%B8_%D0%B8%D0%BD%D1%82%D0%B5%D1%80%D0%B5%D1%81%D0%BD%D1%8B%D0%B5_%D0%B8%D1%81%D1%82%D0%BE%D1%80%D0%B8%D1%87%D0%B5%D1%81%D0%BA%D0%B8%D0%B5_%D1%84%D0%B0%D0%BA%D1%82%D1%8B\"><\/span>History of the disease and interesting historical facts<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The disease got its name in the 20th century, when it was first established that pulmonary artery dilation could occur without obvious atherosclerotic changes or other pathogenetic factors. In 1949, doctors described the first clinical picture of idiopathic pulmonary artery dilation, which opened new horizons in cardiology and pulmonology. An interesting fact is that in some historical periods, this disease was ignored, and many patients were misdiagnosed with other cardiovascular pathologies, which clearly illustrates the need to improve clinical practice and diagnostics.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%D0%AD%D0%BF%D0%B8%D0%B4%D0%B5%D0%BC%D0%B8%D0%BE%D0%BB%D0%BE%D0%B3%D0%B8%D1%8F\"><\/span>Epidemiology<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Expertise in the epidemiology of idiopathic pulmonary artery enlargement suggests that it is rare. According to various sources, the incidence is 1 to 5 cases per 100,000 people per year, and the prevalence is about 16 cases per 100,000. According to studies, this disease is more common in men aged 20 to 50 years, but is also diagnosed among women, which indicates the need for further research to determine the possible causes of such a small functional predisposition. <\/p>\n<h2><span class=\"ez-toc-section\" id=\"%D0%93%D0%B5%D0%BD%D0%B5%D1%82%D0%B8%D1%87%D0%B5%D1%81%D0%BA%D0%B0%D1%8F_%D0%BF%D1%80%D0%B5%D0%B4%D1%80%D0%B0%D1%81%D0%BF%D0%BE%D0%BB%D0%BE%D0%B6%D0%B5%D0%BD%D0%BD%D0%BE%D1%81%D1%82%D1%8C_%D0%BA_%D0%B4%D0%B0%D0%BD%D0%BD%D0%BE%D0%BC%D1%83_%D0%B7%D0%B0%D0%B1%D0%BE%D0%BB%D0%B5%D0%B2%D0%B0%D0%BD%D0%B8%D1%8E\"><\/span>Genetic predisposition to this disease<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Genetic factors may influence the development of idiopathic pulmonary artery dilation. Studies have shown associations with certain mutations in genes encoding proteins of the vascular wall and growth regulatory system. The main genes involved include elastin (ELN), growth factors (e.g. TGF-beta), and genes responsible for collagen synthesis. However, the exact mechanism by which these mutations cause the development of IRPA is still unclear and requires further research.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%D0%A4%D0%B0%D0%BA%D1%82%D0%BE%D1%80%D1%8B_%D1%80%D0%B8%D1%81%D0%BA%D0%B0_%D0%B2%D0%BE%D0%B7%D0%BD%D0%B8%D0%BA%D0%BD%D0%BE%D0%B2%D0%B5%D0%BD%D0%B8%D1%8F_%D0%B4%D0%B0%D0%BD%D0%BD%D0%BE%D0%B3%D0%BE_%D0%B7%D0%B0%D0%B1%D0%BE%D0%BB%D0%B5%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F\"><\/span>Risk factors for the development of this disease<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Risk factors that contribute to the development of idiopathic pulmonary artery dilation can be both physical and chemical. The main ones include:<\/p>\n<ul>\n<li>Smoking is a significant risk factor affecting the condition of the pulmonary vessels.<\/li>\n<li>Stress - can contribute to changes in baroreceptors and vascular function.<\/li>\n<li>Infectious diseases - some viral infections can activate mechanisms that contribute to enlargement of the pulmonary artery.<\/li>\n<li>Genetic features - the presence of cardiovascular diseases in the anamnesis of close relatives.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"%D0%94%D0%B8%D0%B0%D0%B3%D0%BD%D0%BE%D1%81%D1%82%D0%B8%D0%BA%D0%B0_%D0%B4%D0%B0%D0%BD%D0%BD%D0%BE%D0%B3%D0%BE_%D0%B7%D0%B0%D0%B1%D0%BE%D0%BB%D0%B5%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F\"><\/span>Diagnosis of this disease<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Diagnosis of idiopathic pulmonary artery dilation is based on a comprehensive assessment of the patient&#039;s condition. The main symptoms to pay attention to are:<\/p>\n<ul>\n<li>Shortness of breath that occurs during physical exertion or even at rest.<\/li>\n<li>Fatigue and general weakness.<\/li>\n<li>Pain in the chest area that can radiate to different parts of the body.<\/li>\n<\/ul>\n<p>Laboratory tests may include pulse enzyme and blood gas tests. Radiologic tests such as X-rays, computed tomography, and magnetic resonance imaging confirm the presence of vascular dilation. Differential diagnosis includes other pulmonary vascular diseases such as pulmonary hypertension and aneurysms.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%D0%9B%D0%B5%D1%87%D0%B5%D0%BD%D0%B8%D0%B5\"><\/span>Treatment<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Treatment of idiopathic pulmonary artery dilation includes both medication and surgical intervention. General measures include:<\/p>\n<ul>\n<li>Regulation of physical activity, with an emphasis on moderate loads.<\/li>\n<li>Use of anticoagulant therapy to reduce the risk of thrombosis.<\/li>\n<\/ul>\n<p>Pharmacological treatment involves the use of data:<\/p><script data-noptimize=\"\" data-wpfc-render=\"false\">\nfpm_start( \"true\" );\n<\/script>\n\n<ul>\n<li>Phosphodiesterase inhibitors (eg, sildenafil).<\/li>\n<li>Endothelin receptor antagonists (eg, ambricecib). <\/li>\n<\/ul>\n<p>Surgery may be appropriate for significant enlargement, requiring an individual approach to each patient, including procedures such as angioplasty. <\/p>\n<h2><span class=\"ez-toc-section\" id=\"%D0%A1%D0%BF%D0%B8%D1%81%D0%BE%D0%BA_%D0%BB%D0%B5%D0%BA%D0%B0%D1%80%D1%81%D1%82%D0%B2_%D0%BF%D1%80%D0%B8%D0%BC%D0%B5%D0%BD%D1%8F%D0%B5%D0%BC%D1%8B%D1%85_%D0%B4%D0%BB%D1%8F_%D0%BB%D0%B5%D1%87%D0%B5%D0%BD%D0%B8%D1%8F_%D0%B4%D0%B0%D0%BD%D0%BD%D0%BE%D0%B3%D0%BE_%D0%B7%D0%B0%D0%B1%D0%BE%D0%BB%D0%B5%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F\"><\/span>List of medications used to treat this disease<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>Sildenafil<\/li>\n<li>Eprocentral (or similar drugs)<\/li>\n<li>Ambricecib<\/li>\n<li>Ropocifen<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"%D0%9C%D0%BE%D0%BD%D0%B8%D1%82%D0%BE%D1%80%D0%B8%D0%BD%D0%B3_%D0%B7%D0%B0%D0%B1%D0%BE%D0%BB%D0%B5%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F\"><\/span>Disease monitoring<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Monitoring a patient with idiopathic pulmonary artery dilation requires regular follow-up. The prognosis is variable and depends on the degree of dilation and the presence of comorbidities. Possible complications include thrombus formation in the pulmonary artery and progression of heart failure, which requires more frequent monitoring of the patient.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%D0%92%D0%BE%D0%B7%D1%80%D0%B0%D1%81%D1%82%D0%BD%D1%8B%D0%B5_%D0%BE%D1%81%D0%BE%D0%B1%D0%B5%D0%BD%D0%BD%D0%BE%D1%81%D1%82%D0%B8_%D0%B7%D0%B0%D0%B1%D0%BE%D0%BB%D0%B5%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F\"><\/span>Age-related features of the disease<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Conventionally, there are three age groups that are affected by the disease:<\/p>\n<ul>\n<li>Infants and children - most cases of idiopathic dilatation are not diagnosed until they are actively growing.<\/li>\n<li>Youth (20-30 years) - the possibility of detecting the disease during this period is a critical moment for the prognosis.<\/li>\n<li>Elderly or geriatric groups - complex cases require a more thorough approach to treatment against the background of concomitant diseases.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"%D0%92%D0%BE%D0%BF%D1%80%D0%BE%D1%81%D1%8B_%D0%B8_%D0%BE%D1%82%D0%B2%D0%B5%D1%82%D1%8B\"><\/span>Questions and Answers<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li><strong>What is idiopathic pulmonary artery dilation?<\/strong> This is a rare disease characterized by an increase in the diameter of the pulmonary artery without obvious cause.<\/li>\n<li><strong>What are the main symptoms that suggest the presence of the disease?<\/strong> Shortness of breath, fatigue and chest pain.<\/li>\n<li><strong>How is this disease diagnosed?<\/strong> Using radiography, CT, laboratory tests and differential diagnosis.<\/li>\n<li><strong>What treatments are used for idiopathic pulmonary artery dilation?<\/strong> Includes pharmacological, surgical and general measures to correct the patient&#039;s condition.<\/li>\n<li><strong>What is the prognosis for the disease?<\/strong> The prognosis depends on the severity and presence of concomitant diseases, but constant monitoring is required.<\/li>\n<\/ul>\n<p>Dr. Oleg Korzhikov, a specialist in pulmonology, recommends paying attention to the following important points:<\/p>\n<ul>\n<li>Get regular preventive examinations, especially if you have a hereditary predisposition.<\/li>\n<li>Take care of your health, lead an active lifestyle, but avoid excessive stress.<\/li>\n<li>Be aware of symptoms of shortness of breath or chest pain and do not ignore them.<\/li>\n<\/ul>\n<p>Maintaining good health and a proactive approach to diagnosis play a key role in the management of idiopathic pulmonary artery dilation.<\/p>\n<div class=\"fpm_end\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Idiopathic pulmonary artery enlargement (IPA) is a rare disorder characterized by an unclear increase in the diameter of the pulmonary artery in the absence of obvious causative pathology.<\/p>","protected":false},"author":1,"featured_media":19588,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[298],"tags":[],"class_list":["post-11701","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-medlibrary"],"_links":{"self":[{"href":"https:\/\/valintermed.com\/en\/wp-json\/wp\/v2\/posts\/11701","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/valintermed.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/valintermed.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/valintermed.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/valintermed.com\/en\/wp-json\/wp\/v2\/comments?post=11701"}],"version-history":[{"count":1,"href":"https:\/\/valintermed.com\/en\/wp-json\/wp\/v2\/posts\/11701\/revisions"}],"predecessor-version":[{"id":15514,"href":"https:\/\/valintermed.com\/en\/wp-json\/wp\/v2\/posts\/11701\/revisions\/15514"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/valintermed.com\/en\/wp-json\/wp\/v2\/media\/19588"}],"wp:attachment":[{"href":"https:\/\/valintermed.com\/en\/wp-json\/wp\/v2\/media?parent=11701"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/valintermed.com\/en\/wp-json\/wp\/v2\/categories?post=11701"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/valintermed.com\/en\/wp-json\/wp\/v2\/tags?post=11701"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}