{"id":5163,"date":"2026-03-17T16:05:40","date_gmt":"2026-03-17T09:05:40","guid":{"rendered":"https:\/\/pathlab.com.vn\/what-is-a-blood-test-everything-you-need-to-know-from-a-to-z\/"},"modified":"2026-03-17T16:16:14","modified_gmt":"2026-03-17T09:16:14","slug":"what-is-a-blood-test-everything-you-need-to-know-from-a-to-z","status":"publish","type":"post","link":"https:\/\/pathlab.com.vn\/en\/what-is-a-blood-test-everything-you-need-to-know-from-a-to-z\/","title":{"rendered":"WHAT IS A BLOOD TEST? EVERYTHING YOU NEED TO KNOW FROM A TO Z"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Blood tests<\/strong> are one of the most common and important health check-up methods today. Through the analysis of blood samples, doctors can assess overall health, detect diseases early, and monitor the effectiveness of treatment. <\/p>\n\n<p class=\"wp-block-paragraph\">In this article, you will understand what a <strong>blood test<\/strong> is, what it includes, how much it costs, and how to read blood test results in the easiest way possible.<\/p>\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" data-id=\"5159\" src=\"https:\/\/pathlab.com.vn\/wp-content\/uploads\/2026\/03\/900x900-800x800.jpg\" alt=\"blood test\" class=\"wp-image-5159\" srcset=\"https:\/\/pathlab.com.vn\/wp-content\/uploads\/2026\/03\/900x900-800x800.jpg 800w, https:\/\/pathlab.com.vn\/wp-content\/uploads\/2026\/03\/900x900-400x400.jpg 400w, https:\/\/pathlab.com.vn\/wp-content\/uploads\/2026\/03\/900x900-280x280.jpg 280w, https:\/\/pathlab.com.vn\/wp-content\/uploads\/2026\/03\/900x900-768x768.jpg 768w, https:\/\/pathlab.com.vn\/wp-content\/uploads\/2026\/03\/900x900-1536x1536.jpg 1536w, https:\/\/pathlab.com.vn\/wp-content\/uploads\/2026\/03\/900x900-2048x2048.jpg 2048w, https:\/\/pathlab.com.vn\/wp-content\/uploads\/2026\/03\/900x900-80x80.jpg 80w, https:\/\/pathlab.com.vn\/wp-content\/uploads\/2026\/03\/900x900-300x300.jpg 300w, https:\/\/pathlab.com.vn\/wp-content\/uploads\/2026\/03\/900x900-600x600.jpg 600w, https:\/\/pathlab.com.vn\/wp-content\/uploads\/2026\/03\/900x900-100x100.jpg 100w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/figure>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">What is a blood test?<\/h2>\n\n<p class=\"wp-block-paragraph\">A blood test involves taking a small amount of blood from the body (usually from a vein in the arm) for analysis in a laboratory. The results will provide information about: <\/p>\n\n<ul class=\"wp-block-list\">\n<li>Quantity and quality of blood cells<\/li>\n\n\n\n<li>Liver and kidney function<\/li>\n\n\n\n<li>Blood sugar and fat levels<\/li>\n\n\n\n<li>Signs of inflammation and infection<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">This is a basic test, but it is extremely valuable in screening and diagnosing diseases early.<\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">What does a general blood test include?<\/h2>\n\n<p class=\"wp-block-paragraph\">A general blood test typically includes several different items, the most common of which are:<\/p>\n\n<h3 class=\"wp-block-heading\">1. Complete Blood Count (CBC)<\/h3>\n\n<p class=\"wp-block-paragraph\">A complete blood count helps measure:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Red blood cells (RBCs)<\/li>\n\n\n\n<li>White blood cells (WBC)<\/li>\n\n\n\n<li>Platelets (PLT)<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">This is a crucial part of detecting anemia, infections, or blood disorders.<\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h3 class=\"wp-block-heading\">2. Blood sugar (Glucose)<\/h3>\n\n<ul class=\"wp-block-list\">\n<li>Assessing the risk of diabetes<\/li>\n\n\n\n<li>Monitoring diabetes<\/li>\n<\/ul>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h3 class=\"wp-block-heading\">3. Blood lipids<\/h3>\n\n<ul class=\"wp-block-list\">\n<li>Cholesterol<\/li>\n\n\n\n<li>Triglyceride<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Helps assess cardiovascular risk.<\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h3 class=\"wp-block-heading\">4. Ch\u1ee9c n\u0103ng gan, th\u1eadn<\/h3>\n\n<ul class=\"wp-block-list\">\n<li>Men gan (AST, ALT)<\/li>\n\n\n\n<li>Creatinin<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Ph\u00e1t hi\u1ec7n s\u1edbm b\u1ec7nh gan v\u00e0 suy th\u1eadn.<\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">C\u00f4ng th\u1ee9c m\u00e1u l\u00e0 g\u00ec?<\/h2>\n\n<p class=\"wp-block-paragraph\">A complete blood count (CBC) is part of a blood test used to analyze the cellular components of the blood.<\/p>\n\n<p class=\"wp-block-paragraph\">M\u1ed9t s\u1ed1 ch\u1ec9 s\u1ed1 quan tr\u1ecdng:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Red blood cells (RBCs): transport oxygen.<\/li>\n\n\n\n<li>White blood cells (WBCs): fight infection<\/li>\n\n\n\n<li><strong>Platelets (PLT): <\/strong>help with blood clotting.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">When these indicators are abnormal, the body may be experiencing immune problems, anemia, or an infection.<\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">What do blood test results tell us?<\/h2>\n\n<p class=\"wp-block-paragraph\">Blood test results help doctors understand the body&#8217;s condition:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>High\/low readings can be a warning sign of illness.<\/li>\n\n\n\n<li>Compare to the &#8220;normal&#8221; (reference range)<\/li>\n\n\n\n<li>A holistic assessment is needed; one should not jump to conclusions.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Note: Do not self-diagnose based on a single indicator. Consult a doctor for an accurate diagnosis. <\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">How much does a blood test cost?<\/h2>\n\n<p class=\"wp-block-paragraph\">The cost of blood tests depends on the type of test and the medical facility:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Basic tests: ~100,000 \u2013 300,000 VND<\/li>\n\n\n\n<li>General check-up: ~500,000 \u2013 2,000,000 VND<\/li>\n\n\n\n<li>Intensive package: may cost more<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">If you choose the home sample collection service, the cost may increase, but it&#8217;s more convenient.<\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">When should I get a blood test?<\/h2>\n\n<p class=\"wp-block-paragraph\">You should have a blood test in the following cases:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Regular health check-ups<\/li>\n\n\n\n<li>Symptoms include fatigue and dizziness.<\/li>\n\n\n\n<li>Monitoring for medical conditions (diabetes, liver, kidney)<\/li>\n\n\n\n<li>Before surgery or treatment<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">It&#8217;s best to have a check-up every <strong>6\u201312 months<\/strong> to monitor your health.<\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">Things to note before a blood test.<\/h2>\n\n<p class=\"wp-block-paragraph\">For accurate results, please note:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Fasting for 8\u201312 hours may be required (depending on the test).<\/li>\n\n\n\n<li>Do not drink alcohol before the test.<\/li>\n\n\n\n<li>Inform your doctor about any medications you are currently taking.<\/li>\n\n\n\n<li>Get enough rest.<\/li>\n<\/ul>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">In conclusion<\/h2>\n\n<p class=\"wp-block-paragraph\">Blood tests are an important tool for comprehensive health checks and early detection of many dangerous diseases. Understanding <strong>blood test results<\/strong>, <strong>complete blood count (CBC)<\/strong>, and costs will help you be more proactive in your healthcare. <\/p>\n\n<p class=\"wp-block-paragraph\">Don&#8217;t wait until you&#8217;re sick to get checked \u2013 get regular tests to protect your health and your family&#8217;s health.<\/p>\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-fe48e5de wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-luminous-vivid-amber-background-color has-background wp-element-button\" href=\"https:\/\/www.messenger.com\/t\/1515142805391018\/?messaging_source=source%3Apages%3Amessage_shortlink&amp;source_id=1441792&amp;recurring_notification=0\" target=\"_blank\" rel=\"noreferrer noopener\">Book now<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Blood tests are one of the most common and important health check-up methods today. Through the analysis of blood samples, doctors can assess overall health, detect diseases early, and monitor the effectiveness of treatment. In this article, you will understand what a blood test is, what it includes, how much it costs, and how to&#8230;<\/p>\n","protected":false},"author":1,"featured_media":5158,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[636],"tags":[],"class_list":["post-5163","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-health-library"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>WHAT IS A BLOOD TEST? EVERYTHING YOU NEED TO KNOW FROM A TO Z<\/title>\n<meta name=\"description\" content=\"What is a blood test? 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