{"id":9243,"date":"0204-11-07T15:40:21","date_gmt":"0204-11-07T13:38:17","guid":{"rendered":"https:\/\/medilab.km.ua\/?p=9243"},"modified":"2026-04-20T18:55:45","modified_gmt":"2026-04-20T15:55:45","slug":"what-oncomarkers-show-we-will-explain-simply-and-professionally","status":"publish","type":"post","link":"https:\/\/medilab.km.ua\/en\/what-oncomarkers-show-we-will-explain-simply-and-professionally\/","title":{"rendered":"What tumor markers show: we explain them simply and professionally"},"content":{"rendered":"<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-top\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;9243&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;top&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;1943&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;4.7&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Rate this post&quot;,&quot;legend&quot;:&quot;4.7\\\/5 - (1943 votes)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;\u0429\u043e \u043f\u043e\u043a\u0430\u0437\u0443\u044e\u0442\u044c \u043e\u043d\u043a\u043e\u043c\u0430\u0440\u043a\u0435\u0440\u0438: \u043f\u043e\u044f\u0441\u043d\u044e\u0454\u043c\u043e \u043f\u0440\u043e\u0441\u0442\u043e \u0442\u0430 \u0444\u0430\u0445\u043e\u0432\u043e&quot;,&quot;width&quot;:&quot;133.8&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 133.8px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            4.7\/5 - (1943 votes)    <\/div>\n    <\/div>\n<h2 class=\"\" data-start=\"550\" data-end=\"618\"><strong data-start=\"553\" data-end=\"618\">Why are tumor markers of interest even to healthy people?<\/strong><\/h2>\n<p class=\"\" data-start=\"620\" data-end=\"908\">A few years ago, tumor markers were mainly given to patients with suspected oncology. Today, they are prescribed both during routine medical examinations and during monitoring of chronic conditions. The reason is clear - it <strong data-start=\"826\" data-end=\"907\">one of the quickest ways to check if everything is okay with the internal organs<\/strong>.<\/p>\n<p class=\"\" data-start=\"910\" data-end=\"1121\">But at the same time, there are many misunderstandings around the topic: some perceive tumor markers as a \u201ccancer test,\u201d while others perceive them as a regular biochemical analysis. To understand what they really show, it is worth considering their role in more depth.<\/p>\n<h2 class=\"\" data-start=\"1123\" data-end=\"1163\"><strong data-start=\"1126\" data-end=\"1163\">Tumor markers - what are they anyway?<\/strong><\/h2>\n<p class=\"\" data-start=\"1165\" data-end=\"1259\"><a href=\"https:\/\/medilab.km.ua\/en\/what-are-oncomarkers-and-when-should-they-be-tested\/\">Tumor markers<\/a> \u2014 this <strong data-start=\"1182\" data-end=\"1236\">specific substances (mainly proteins or antigens)<\/strong>, that can be distinguished:<\/p>\n<ul data-start=\"1261\" data-end=\"1323\">\n<li class=\"\" data-start=\"1261\" data-end=\"1279\">\n<p class=\"\" data-start=\"1263\" data-end=\"1279\">the tumor itself<\/p>\n<\/li>\n<li class=\"\" data-start=\"1280\" data-end=\"1323\">\n<p class=\"\" data-start=\"1282\" data-end=\"1323\">or by the organism in response to its development<\/p>\n<\/li>\n<\/ul>\n<p class=\"\" data-start=\"1325\" data-end=\"1399\">They can be found in blood, urine, cerebrospinal fluid, saliva, or tissues.<\/p>\n<h3 class=\"\" data-start=\"1401\" data-end=\"1445\"><strong data-start=\"1405\" data-end=\"1445\">There are three main roles of tumor markers:<\/strong><\/h3>\n<ol data-start=\"1447\" data-end=\"1571\">\n<li class=\"\" data-start=\"1447\" data-end=\"1493\">\n<p class=\"\" data-start=\"1450\" data-end=\"1493\"><strong data-start=\"1450\" data-end=\"1491\">Signal of a probable tumor process<\/strong><\/p>\n<\/li>\n<li class=\"\" data-start=\"1494\" data-end=\"1536\">\n<p class=\"\" data-start=\"1497\" data-end=\"1536\"><strong data-start=\"1497\" data-end=\"1534\">Monitoring of dynamics after treatment<\/strong><\/p>\n<\/li>\n<li class=\"\" data-start=\"1537\" data-end=\"1571\">\n<p class=\"\" data-start=\"1540\" data-end=\"1571\"><strong data-start=\"1540\" data-end=\"1571\">Evaluation of the effectiveness of therapy<\/strong><\/p>\n<\/li>\n<\/ol>\n<p class=\"\" data-start=\"1573\" data-end=\"1669\">Tumor markers do not make a diagnosis on their own, but <strong data-start=\"1621\" data-end=\"1668\">often tell the doctor where to look next<\/strong>.<\/p>\n<p data-start=\"1573\" data-end=\"1669\"><img decoding=\"async\" class=\"alignnone size-full wp-image-9245\" src=\"https:\/\/medilab.km.ua\/wp-content\/uploads\/2025\/04\/mediki4-1.jpg\" alt=\"tubes for blood analysis for tumor markers\" width=\"1200\" height=\"800\" srcset=\"https:\/\/medilab.km.ua\/wp-content\/uploads\/2025\/04\/mediki4-1.jpg 1200w, https:\/\/medilab.km.ua\/wp-content\/uploads\/2025\/04\/mediki4-1-150x100.jpg 150w, https:\/\/medilab.km.ua\/wp-content\/uploads\/2025\/04\/mediki4-1-600x400.jpg 600w, https:\/\/medilab.km.ua\/wp-content\/uploads\/2025\/04\/mediki4-1-300x200.jpg 300w, https:\/\/medilab.km.ua\/wp-content\/uploads\/2025\/04\/mediki4-1-1024x683.jpg 1024w, https:\/\/medilab.km.ua\/wp-content\/uploads\/2025\/04\/mediki4-1-768x512.jpg 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<h2 class=\"\" data-start=\"1671\" data-end=\"1715\"><strong data-start=\"1674\" data-end=\"1715\">What exactly does an elevated tumor marker indicate?<\/strong><\/h2>\n<h3 class=\"\" data-start=\"1717\" data-end=\"1754\"><strong data-start=\"1721\" data-end=\"1754\">1. The probable presence of a tumor<\/strong><\/h3>\n<p class=\"\" data-start=\"1756\" data-end=\"1848\">A sharp or persistently elevated value of one or more markers may be the first sign of:<\/p>\n<ul data-start=\"1850\" data-end=\"1919\">\n<li class=\"\" data-start=\"1850\" data-end=\"1874\">\n<p class=\"\" data-start=\"1852\" data-end=\"1874\">tumor formation<\/p>\n<\/li>\n<li class=\"\" data-start=\"1875\" data-end=\"1906\">\n<p class=\"\" data-start=\"1877\" data-end=\"1906\">activation of an existing tumor<\/p>\n<\/li>\n<li class=\"\" data-start=\"1907\" data-end=\"1919\">\n<p class=\"\" data-start=\"1909\" data-end=\"1919\">metastases<\/p>\n<\/li>\n<\/ul>\n<p class=\"\" data-start=\"1921\" data-end=\"2006\">It&#039;s not always cancer \u2014 but it is <strong data-start=\"1947\" data-end=\"1990\">reason to prescribe imaging methods<\/strong> (CT, MRI, ultrasound).<\/p>\n<h3 class=\"\" data-start=\"2008\" data-end=\"2049\"><strong data-start=\"2012\" data-end=\"2049\">2. The body with which the risk is associated<\/strong><\/h3>\n<p class=\"\" data-start=\"2051\" data-end=\"2181\">Tumor markers often have <strong data-start=\"2075\" data-end=\"2098\">organ specificity<\/strong>. This means that they are more likely to grow when a specific organ is affected. For example:<\/p>\n<ul data-start=\"2183\" data-end=\"2324\">\n<li class=\"\" data-start=\"2183\" data-end=\"2207\">\n<p class=\"\" data-start=\"2185\" data-end=\"2207\"><a href=\"https:\/\/medilab.km.ua\/en\/analysis\/diagnosis-of-tumor-markers\/ovarian-cancer-marker-sa-125\/\"><strong data-start=\"2185\" data-end=\"2195\">CA 125<\/strong><\/a> \u2014 ovaries<\/p>\n<\/li>\n<li class=\"\" data-start=\"2208\" data-end=\"2244\">\n<p class=\"\" data-start=\"2210\" data-end=\"2244\"><strong data-start=\"2210\" data-end=\"2221\">CA 19-9<\/strong> \u2014 pancreas<\/p>\n<\/li>\n<li class=\"\" data-start=\"2245\" data-end=\"2267\">\n<p class=\"\" data-start=\"2247\" data-end=\"2267\"><strong data-start=\"2247\" data-end=\"2254\">PSA<\/strong> \u2014 prostate<\/p>\n<\/li>\n<li class=\"\" data-start=\"2268\" data-end=\"2289\">\n<p class=\"\" data-start=\"2270\" data-end=\"2289\"><strong data-start=\"2270\" data-end=\"2277\">AFP<\/strong> \u2014 liver<\/p>\n<\/li>\n<li class=\"\" data-start=\"2290\" data-end=\"2324\">\n<p class=\"\" data-start=\"2292\" data-end=\"2324\"><a href=\"https:\/\/medilab.km.ua\/en\/analysis\/diagnosis-of-tumor-markers\/rakovo-embryonalnyj-antigen-cea\/\"><strong data-start=\"2292\" data-end=\"2299\">CEA<\/strong><\/a> \u2014 colon, lungs<\/p>\n<\/li>\n<\/ul>\n<p class=\"\" data-start=\"2326\" data-end=\"2387\">This helps <strong data-start=\"2339\" data-end=\"2367\">reduce the number of examinations<\/strong> and not to search blindly.<\/p>\n<h3 class=\"\" data-start=\"2389\" data-end=\"2441\"><strong data-start=\"2393\" data-end=\"2441\">3. Tumor activity or recurrence<\/strong><\/h3>\n<p class=\"\" data-start=\"2443\" data-end=\"2525\">After tumor removal or chemotherapy <strong data-start=\"2484\" data-end=\"2525\">A high tumor marker may indicate:<\/strong><\/p>\n<ul data-start=\"2527\" data-end=\"2619\">\n<li class=\"\" data-start=\"2527\" data-end=\"2556\">\n<p class=\"\" data-start=\"2529\" data-end=\"2556\">incomplete removal of the tumor<\/p>\n<\/li>\n<li class=\"\" data-start=\"2557\" data-end=\"2594\">\n<p class=\"\" data-start=\"2559\" data-end=\"2594\">regrowth of the tumor mass<\/p>\n<\/li>\n<li class=\"\" data-start=\"2595\" data-end=\"2619\">\n<p class=\"\" data-start=\"2597\" data-end=\"2619\">activation of metastases<\/p>\n<\/li>\n<\/ul>\n<p class=\"\" data-start=\"2621\" data-end=\"2736\">In some cases <strong data-start=\"2639\" data-end=\"2736\">The level of the tumor marker changes before symptoms appear or recurrence is detected on CT.<\/strong><\/p>\n<h3 class=\"\" data-start=\"2738\" data-end=\"2779\"><strong data-start=\"2742\" data-end=\"2779\">4. How the prescribed treatment works<\/strong><\/h3>\n<p class=\"\" data-start=\"2781\" data-end=\"2874\">During chemotherapy or hormone therapy <strong data-start=\"2815\" data-end=\"2836\">marker dynamics<\/strong> helps to assess the effectiveness of the course:<\/p>\n<ul data-start=\"2876\" data-end=\"2956\">\n<li class=\"\" data-start=\"2876\" data-end=\"2904\">\n<p class=\"\" data-start=\"2878\" data-end=\"2904\">decline is a sign of success<\/p>\n<\/li>\n<li class=\"\" data-start=\"2905\" data-end=\"2956\">\n<p class=\"\" data-start=\"2907\" data-end=\"2956\">stability or growth \u2014 possible revision of the scheme<\/p>\n<\/li>\n<\/ul>\n<p class=\"\" data-start=\"2958\" data-end=\"3036\">This is especially important with aggressive forms of cancer, where every week matters.<\/p>\n<h2 class=\"\" data-start=\"3038\" data-end=\"3092\"><strong data-start=\"3041\" data-end=\"3092\">When tumor markers may be elevated, but it&#039;s not cancer<\/strong><\/h2>\n<p class=\"\" data-start=\"3094\" data-end=\"3220\">This is a key part that is important to know about. Tumor markers \u2014 <strong data-start=\"3151\" data-end=\"3181\">sensitive but not specific<\/strong>. Their values may also change when:<\/p>\n<ul data-start=\"3222\" data-end=\"3459\">\n<li class=\"\" data-start=\"3222\" data-end=\"3274\">\n<p class=\"\" data-start=\"3224\" data-end=\"3274\"><strong data-start=\"3224\" data-end=\"3238\">inflammations<\/strong> (prostatitis, gastritis, endometriosis)<\/p>\n<\/li>\n<li class=\"\" data-start=\"3275\" data-end=\"3321\">\n<p class=\"\" data-start=\"3277\" data-end=\"3321\"><strong data-start=\"3277\" data-end=\"3290\">infections<\/strong> (viral or bacterial)<\/p>\n<\/li>\n<li class=\"\" data-start=\"3322\" data-end=\"3376\">\n<p class=\"\" data-start=\"3324\" data-end=\"3376\"><strong data-start=\"3324\" data-end=\"3348\">physiological states<\/strong> (pregnancy, menstruation)<\/p>\n<\/li>\n<li class=\"\" data-start=\"3377\" data-end=\"3423\">\n<p class=\"\" data-start=\"3379\" data-end=\"3423\"><strong data-start=\"3379\" data-end=\"3404\">benign tumors<\/strong> (cysts, adenomas)<\/p>\n<\/li>\n<li class=\"\" data-start=\"3424\" data-end=\"3459\">\n<p class=\"\" data-start=\"3426\" data-end=\"3459\"><strong data-start=\"3426\" data-end=\"3459\">the effects of medications or chemotherapy<\/strong><\/p>\n<\/li>\n<\/ul>\n<p class=\"\" data-start=\"3461\" data-end=\"3547\">Therefore, every deviation requires <strong data-start=\"3492\" data-end=\"3546\">not a hasty conclusion, but a correct interpretation<\/strong>.<\/p>\n<h2 class=\"\" data-start=\"3549\" data-end=\"3598\"><strong data-start=\"3552\" data-end=\"3598\">Comparative table of common tumor markers<\/strong><\/h2>\n<div class=\"pointer-events-none relative left-[50%]! flex w-[100cqw] translate-x-[-50%] justify-center *:pointer-events-auto\">\n<div class=\"tableContainer horzScrollShadows\">\n<table class=\"min-w-full\" data-start=\"3600\" data-end=\"4214\">\n<thead data-start=\"3600\" data-end=\"3675\">\n<tr data-start=\"3600\" data-end=\"3675\">\n<th data-start=\"3600\" data-end=\"3613\">Tumor marker<\/th>\n<th data-start=\"3613\" data-end=\"3634\">Organ\/Condition<\/th>\n<th data-start=\"3634\" data-end=\"3675\">Possible non-oncological causes<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"3752\" data-end=\"4214\">\n<tr data-start=\"3752\" data-end=\"3828\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3752\" data-end=\"3765\">PSA<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3765\" data-end=\"3788\">Prostate gland<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3788\" data-end=\"3828\">Prostatitis, adenoma<\/td>\n<\/tr>\n<tr data-start=\"3829\" data-end=\"3904\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3829\" data-end=\"3842\">CA 125<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3842\" data-end=\"3864\">Ovaries<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3864\" data-end=\"3904\">Endometriosis, fibroids, cysts<\/td>\n<\/tr>\n<tr data-start=\"3905\" data-end=\"3980\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3905\" data-end=\"3918\">CEA<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3918\" data-end=\"3940\">Intestines, lungs<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3940\" data-end=\"3980\">Smoking, chronic gastritis<\/td>\n<\/tr>\n<tr data-start=\"3981\" data-end=\"4062\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3981\" data-end=\"3994\">CA 19-9<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3994\" data-end=\"4016\">Pancreas<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)] min-w-[calc(var(--thread-content-max-width)\/3)]\" data-start=\"4016\" data-end=\"4062\">Gastritis, pancreatitis, gallstone disease<\/td>\n<\/tr>\n<tr data-start=\"4063\" data-end=\"4138\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4063\" data-end=\"4076\"><a href=\"https:\/\/medilab.km.ua\/en\/analysis\/diagnosis-of-tumor-markers\/alpha-fetoprotein-afp\/\">AFP<\/a><\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4076\" data-end=\"4098\">Liver, testicles<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4098\" data-end=\"4138\">Hepatitis, cirrhosis<\/td>\n<\/tr>\n<tr data-start=\"4139\" data-end=\"4214\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4139\" data-end=\"4152\">CA 15-3<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4152\" data-end=\"4174\">Mammary gland<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4174\" data-end=\"4214\">Mastopathy, pregnancy<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<h2 class=\"\" data-start=\"4216\" data-end=\"4256\"><strong data-start=\"4219\" data-end=\"4256\">When is it appropriate to take tumor markers?<\/strong><\/h2>\n<ul data-start=\"4258\" data-end=\"4469\">\n<li class=\"\" data-start=\"4258\" data-end=\"4303\">\n<p class=\"\" data-start=\"4260\" data-end=\"4303\">at <strong data-start=\"4264\" data-end=\"4301\">hereditary predisposition to oncology<\/strong><\/p>\n<\/li>\n<li class=\"\" data-start=\"4304\" data-end=\"4344\">\n<p class=\"\" data-start=\"4306\" data-end=\"4344\">before starting or during treatment<\/p>\n<\/li>\n<li class=\"\" data-start=\"4345\" data-end=\"4393\">\n<p class=\"\" data-start=\"4347\" data-end=\"4393\"><strong data-start=\"4347\" data-end=\"4365\">after surgery<\/strong> \u2014 for monitoring remission<\/p>\n<\/li>\n<li class=\"\" data-start=\"4394\" data-end=\"4424\">\n<p class=\"\" data-start=\"4396\" data-end=\"4424\">at <strong data-start=\"4400\" data-end=\"4422\">suspected relapse<\/strong><\/p>\n<\/li>\n<li class=\"\" data-start=\"4425\" data-end=\"4469\">\n<p class=\"\" data-start=\"4427\" data-end=\"4469\">as part of a comprehensive examination (check-up)<\/p>\n<\/li>\n<\/ul>\n<p class=\"\" data-start=\"4471\" data-end=\"4603\">You should not take tumor markers \u201cjust like that\u201d without a doctor\u2019s recommendation \u2014 this can lead to <strong data-start=\"4559\" data-end=\"4603\">unnecessary anxiety or self-diagnosis.<\/strong><\/p>\n<p data-start=\"4471\" data-end=\"4603\">Tumor markers are a powerful tool for monitoring health, but their power lies not in a single number, but in dynamics and proper analysis. If you perceive them not as a \u201csentence,\u201d but as a hint, they can save lives. But the key to accuracy is always the same \u2014 <strong data-start=\"5680\" data-end=\"5724\">comprehensive approach and professional consultation<\/strong>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Why are tumor markers of interest even to healthy people? A few years ago, tumor markers were mainly given to patients with suspected oncology. Today, they are<\/p>","protected":false},"author":627,"featured_media":9244,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-9243","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u0429\u043e \u043f\u043e\u043a\u0430\u0437\u0443\u044e\u0442\u044c \u043e\u043d\u043a\u043e\u043c\u0430\u0440\u043a\u0435\u0440\u0438 \u2014 \u043f\u043e\u044f\u0441\u043d\u0435\u043d\u043d\u044f, \u043f\u0440\u0438\u043a\u043b\u0430\u0434\u0438, \u043a\u043e\u043b\u0438 \u0437\u0434\u0430\u0432\u0430\u0442\u0438<\/title>\n<meta name=\"description\" content=\"\u0429\u043e \u043f\u043e\u043a\u0430\u0437\u0443\u0454 \u0430\u043d\u0430\u043b\u0456\u0437 \u043d\u0430 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