{"id":1335,"date":"2024-11-05T15:52:19","date_gmt":"2024-11-05T15:52:19","guid":{"rendered":"https:\/\/www.gastrodiagnosi.gr\/diagnostika-test\/"},"modified":"2025-03-06T18:13:59","modified_gmt":"2025-03-06T18:13:59","slug":"diagnostic-tests","status":"publish","type":"page","link":"https:\/\/www.gastrodiagnosi.gr\/en\/diagnostic-tests\/","title":{"rendered":"Diagnostic Tests"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"1335\" class=\"elementor elementor-1335 elementor-53\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-530ef20 e-flex e-con-boxed e-con e-parent\" data-id=\"530ef20\" data-element_type=\"container\" id=\"laktozi\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a6062a9 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"a6062a9\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Lactose Intolerance<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1fb5407 elementor-widget elementor-widget-text-editor\" data-id=\"1fb5407\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Lactose intolerance is the inability of the body to break down and absorb lactose,<\/strong> the main sugar found in dairy products. This occurs due to a partial or complete deficiency of the enzyme lactase, which is responsible for breaking down lactose in the small intestine. This enzyme splits lactose into glucose and galactose, which are then absorbed by the intestinal mucosa.<\/p><p><strong>Symptoms <\/strong>of lactose intolerance usually appear 30 minutes to 2 hours after consuming dairy products and include bloating, abdominal pain and cramps, diarrhea, and nausea. The <strong>diagnosis<\/strong> of lactose intolerance involves various methods to determine whether the body can properly break down lactose.<\/p><p><strong>At our gastroenterology clinic, a special test is performed <\/strong>that accurately detects partial or complete lactose intolerance <strong>through the examination of a small tissue sample<\/strong> taken from the duodenal mucosa during a gastroscopy.<\/p><p>Non-invasive methods for excluding lactose intolerance include the <strong>breath test<\/strong>. The patient consumes a drink containing lactose, and then <strong>we measure the hydrogen level<\/strong> in the exhaled air at regular intervals. If the hydrogen levels are elevated, it indicates that lactose is not being properly broken down, and gases are being produced by bacteria in the colon.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e18c1c8 e-con-full e-flex elementor-invisible e-con e-parent\" data-id=\"e18c1c8\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeIn&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-8983ebf e-con-full e-flex e-con e-child\" data-id=\"8983ebf\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-dda6c88 e-flex e-con-boxed e-con e-parent\" data-id=\"dda6c88\" data-element_type=\"container\" id=\"frouktozi\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-962e56b elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"962e56b\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Fructose Intolerance<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-02a60d1 elementor-widget elementor-widget-accordion\" data-id=\"02a60d1\" data-element_type=\"widget\" data-widget_type=\"accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2771\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2771\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">What is it?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2771\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2771\"><p><strong>Fructose intolerance<\/strong> is a condition where the body cannot properly absorb fructose. Fructose is a <strong>natural sugar<\/strong> found in fruits, vegetables, and sweeteners such as honey and high-fructose corn syrup.<\/p><p><strong>Types of Fructose Intolerance:<\/strong><\/p><ol><li><u>Dietary Fructose Intolerance<\/u>: This occurs when the small intestine cannot effectively absorb fructose.<\/li><\/ol><ol start=\"2\"><li><u>Hereditary Fructose Intolerance<\/u>: This is a rare genetic disorder in which the enzyme aldolase B, which is necessary for breaking down fructose in the liver, is absent.<\/li><\/ol><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2772\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-2772\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Symptoms:<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2772\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-2772\"><p>In the case of dietary <strong>fructose intolerance<\/strong>, patients experience <strong>symptoms such as bloating, abdominal pain, and diarrhea.<\/strong><\/p><p>In <strong>hereditary fructose intolerance<\/strong>, consuming fructose can cause severe symptoms such as <strong>hypoglycemia, liver and kidney damage, and can be life-threatening if not treated properly.<\/strong><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2773\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-2773\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Diagnosis:<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2773\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-2773\"><p><strong>The breath test for fructose intolerance<\/strong> measures hydrogen levels in breath samples and serves as a diagnostic tool for identifying this condition and guiding dietary modifications.<\/p><p>The breath test for fructose intolerance is based on the fermentation of fructose by bacteria in the colon, producing hydrogen gas as a byproduct. This excess hydrogen is absorbed into the bloodstream and exhaled through the lungs, where it can be detected and measured in breath samples.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-17c895a e-con-full e-flex elementor-invisible e-con e-parent\" data-id=\"17c895a\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeIn&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-d3759ec e-con-full e-flex e-con e-child\" data-id=\"d3759ec\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-378d4a4 e-flex e-con-boxed e-con e-parent\" data-id=\"378d4a4\" data-element_type=\"container\" id=\"kopranon\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7ed67ac elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"7ed67ac\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Stool Test for Helicobacter Pylori<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b6ffe0 elementor-widget elementor-widget-accordion\" data-id=\"4b6ffe0\" data-element_type=\"widget\" data-widget_type=\"accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-7911\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-7911\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">What is it?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-7911\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-7911\"><p><strong>The stool test for Helicobacter pylori (H. pylori) is a non-invasive diagnostic test<\/strong> used to detect the presence of the H. pylori bacteria in the digestive system.<\/p><p>H. pylori is a bacterium that can cause infections in the stomach and is associated with conditions such as peptic ulcers and gastritis. In some cases, infection with this bacterium can increase the risk of developing stomach cancer.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-7912\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-7912\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">How is the test performed?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-7912\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-7912\"><p>The stool test for H. pylori involves <strong>collecting a stool sample<\/strong>, which is then examined for the presence of the bacterium&#8217;s antigens. For accurate test results, the patient may need to stop using certain medications, such as antibiotics or antacids, which could affect the test outcome.<\/p><p>This test is highly reliable for diagnosing H. pylori infection. Based on the test result, appropriate treatment will follow.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-fb243f1 e-con-full e-flex elementor-invisible e-con e-parent\" data-id=\"fb243f1\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeIn&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-93f5559 e-flex e-con-boxed e-con e-child\" data-id=\"93f5559\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-128da2f elementor-widget elementor-widget-image\" data-id=\"128da2f\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"374\" src=\"https:\/\/www.gastrodiagnosi.gr\/wp-content\/uploads\/2024\/11\/kollia-icon-1024x479.webp\" class=\"attachment-large size-large wp-image-1226\" alt=\"\" srcset=\"https:\/\/www.gastrodiagnosi.gr\/wp-content\/uploads\/2024\/11\/kollia-icon-1024x479.webp 1024w, https:\/\/www.gastrodiagnosi.gr\/wp-content\/uploads\/2024\/11\/kollia-icon-300x140.webp 300w, https:\/\/www.gastrodiagnosi.gr\/wp-content\/uploads\/2024\/11\/kollia-icon-768x359.webp 768w, https:\/\/www.gastrodiagnosi.gr\/wp-content\/uploads\/2024\/11\/kollia-icon.webp 1220w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-827cec0 elementor-widget elementor-widget-heading\" data-id=\"827cec0\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h5 class=\"elementor-heading-title elementor-size-default\">Learn more about the other services offered at the gastroenterology clinic in Nafplio:<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-da0077f e-con-full e-flex e-con e-child\" data-id=\"da0077f\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-295fa6a my-btn elementor-widget elementor-widget-button\" data-id=\"295fa6a\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"\/en\/endoskopikes-epemvaseis\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Endoscopic Procedures<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dec1c65 my-btn elementor-widget elementor-widget-button\" data-id=\"dec1c65\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"\/en\/yperichografima\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Ultrasound <\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Lactose Intolerance Lactose intolerance is the inability of the body to break down and absorb lactose, the main sugar found in dairy products. This occurs due to a partial or complete deficiency of the enzyme lactase, which is responsible for breaking down lactose in the small intestine. This enzyme splits lactose into glucose and galactose, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1250,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-1335","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Diagnostic Tests | Kollia Marina<\/title>\n<meta name=\"description\" content=\"The gastroenterologist \u2013 interventional endoscopist, Marina Kollia, performs diagnostic tests and screenings at her gastroenterology clinic in Nafplio.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.gastrodiagnosi.gr\/en\/diagnostic-tests\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" 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