{"id":20618,"date":"2022-06-30T11:38:11","date_gmt":"2022-06-30T18:38:11","guid":{"rendered":"https:\/\/ameripharmaspe.wpengine.com\/staging\/?p=19281"},"modified":"2026-04-16T15:40:26","modified_gmt":"2026-04-16T22:40:26","slug":"what-are-the-normal-igg-levels-by-age","status":"publish","type":"post","link":"https:\/\/ameripharmaspecialty.com\/zh\/ivig\/what-are-the-normal-igg-levels-by-age\/","title":{"rendered":"\u4e0d\u540c\u5e74\u9f84\u6bb5\u7684\u6b63\u5e38IgG\u6c34\u5e73\u662f\u591a\u5c11\uff1f\uff08\u53c2\u8003\u8303\u56f4\u3001\u610f\u4e49\u548c\u6cbb\u7597\u65b9\u6848\uff09"},"content":{"rendered":"\n<p>As we age, changes in the immune system can affect how the body responds to infections and disease. One important way to evaluate immune health is by measuring immunoglobulin G (IgG) levels.<\/p>\n\n\n\n<p>IgG is the most abundant antibody in the blood and plays a critical role in fighting bacterial and viral infections [<a href=\"https:\/\/medlineplus.gov\/lab-tests\/immunoglobulins-blood-test\/\">4<\/a>]. Testing IgG levels can help clinicians diagnose immune deficiencies, monitor chronic conditions, and guide treatment decisions.<\/p>\n\n\n\n<div  id=\"call-to-action-d3b927f497d696c8f4978703cec28f5e\" style=\"\" class=\"ct_call_to_action\">\n\t<div class=\"container\">\n\t\t<div class=\"block-wrap cta\">\n\t\t\t<div class=\"block-column\">\n\t\t\t\t<div class=\"cta_headings\">\n\t\t\t\t\t\t\t\t\t\t\t<h4 class=\"cta__heading\">\n\t\t\t\t\t\t\tGet IVIG Prior Authorization\t\t\t\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<span class=\"cta_btn\">\n\t\t\t\t\t\t<a href=\"tel:8777780318\">(877) 778-0318<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t<\/div>\n\t<\/div>\n<\/div>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\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\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/ameripharmaspecialty.com\/zh\/ivig\/what-are-the-normal-igg-levels-by-age\/#What_Are_Immunoglobulin_Levels\" >What Are Immunoglobulin Levels?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/ameripharmaspecialty.com\/zh\/ivig\/what-are-the-normal-igg-levels-by-age\/#Significance_of_Normal_Levels_of_IgG\" >Significance of Normal Levels of IgG<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/ameripharmaspecialty.com\/zh\/ivig\/what-are-the-normal-igg-levels-by-age\/#Normal_IgG_Levels_by_Age\" >Normal IgG Levels by Age<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/ameripharmaspecialty.com\/zh\/ivig\/what-are-the-normal-igg-levels-by-age\/#How_Does_Age_Affect_the_Levels_of_IgG\" >How Does Age Affect the Levels of IgG?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/ameripharmaspecialty.com\/zh\/ivig\/what-are-the-normal-igg-levels-by-age\/#What_To_Do_If_Levels_Are_Not_Normal\" >What To Do If Levels Are Not Normal<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/ameripharmaspecialty.com\/zh\/ivig\/what-are-the-normal-igg-levels-by-age\/#Suggested_Treatment\" >Suggested Treatment<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/ameripharmaspecialty.com\/zh\/ivig\/what-are-the-normal-igg-levels-by-age\/#IVIG_Dosing\" >IVIG Dosing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/ameripharmaspecialty.com\/zh\/ivig\/what-are-the-normal-igg-levels-by-age\/#Cost_of_Treatment\" >Cost of Treatment<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/ameripharmaspecialty.com\/zh\/ivig\/what-are-the-normal-igg-levels-by-age\/#Diseases_Treated_With_IgG_Infusions\" >Diseases Treated With IgG Infusions<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/ameripharmaspecialty.com\/zh\/ivig\/what-are-the-normal-igg-levels-by-age\/#Expected_Side_Effects\" >Expected Side Effects<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/ameripharmaspecialty.com\/zh\/ivig\/what-are-the-normal-igg-levels-by-age\/#Conclusion\" >Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\" id=\"h-what-are-immunoglobulin-levels\"><span class=\"ez-toc-section\" id=\"What_Are_Immunoglobulin_Levels\"><\/span>What Are Immunoglobulin Levels?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>There are five main types of <a href=\"https:\/\/ameripharmaspecialty.com\/ivig\/immunoglobulins-ig\/\">immunoglobulins<\/a>: IgG, IgA, IgM, IgE, and IgD. This article focuses on IgG, which is produced by plasma cells and is essential for long-term immune protection [<a href=\"https:\/\/medlineplus.gov\/lab-tests\/immunoglobulins-blood-test\/\">4<\/a>].<\/p>\n\n\n\n<p>IgG levels naturally vary with age and can provide valuable insight into immune system function. Clinicians often use IgG testing both for diagnosis and for monitoring response to treatment.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-significance-of-normal-levels-of-igg\"><span class=\"ez-toc-section\" id=\"Significance_of_Normal_Levels_of_IgG\"><\/span>Significance of Normal Levels of IgG<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Measuring IgG levels can help identify immune deficiencies, chronic infections, and certain autoimmune conditions [<a href=\"https:\/\/www.jacionline.org\/article\/S0091-6749(15)01359-8\/fulltext\">1<\/a>,<a href=\"https:\/\/medlineplus.gov\/lab-tests\/immunoglobulins-blood-test\/\">4<\/a>]. It is also commonly used to evaluate how well the body responds to infections or vaccines.<\/p>\n\n\n\n<p>While IgG testing can support diagnosis, it is not used in isolation. Results must always be interpreted alongside clinical symptoms, medical history, and other laboratory and diagnostic findings.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-normal-igg-levels-by-age\"><span class=\"ez-toc-section\" id=\"Normal_IgG_Levels_by_Age\"><\/span>Normal IgG Levels by Age<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><span style=\"font-weight: 400;\">A great deal of <a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC7018341\/\">research<\/a> has been done regarding what normal levels of IgG should be. Several notable diagnostic labs pay close attention to such studies and base their services upon them. The normal level (or reference value) is used as a reference point by doctors to help diagnose a particular disease.<\/span><\/p>\n\n\n\n<p><span style=\"font-weight: 400;\">An adult should have an IgG level of 600\u20131600 mg\/dl [<a href=\"https:\/\/www.mayocliniclabs.com\/test-catalog\/Clinical+and+Interpretive\/8000\">2<\/a>,<a href=\"https:\/\/www.exeterlaboratory.com\/test\/immunoglobulins-igg-iga-igm\/\">6<\/a>]. Whenever IgG testing is done for diagnosis, medical professionals must keep the patient\u2019s age in mind before drawing any conclusions. The patient should also be tested for normal IgG subclass levels by age. Levels are determined by conventional serum protein electrophoresis.<\/span><\/p>\n\n\n\n<div  id=\"call-to-action-fc3e2095b23408531b5f8af19c434fb6\" style=\"\" class=\"ct_call_to_action\">\n\t<div class=\"container\">\n\t\t<div class=\"block-wrap cta\">\n\t\t\t<div class=\"block-column\">\n\t\t\t\t<div class=\"cta_headings\">\n\t\t\t\t\t\t\t\t\t\t\t<h4 class=\"cta__heading\">\n\t\t\t\t\t\t\tGet IVIG Copay Assistance\t\t\t\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"cta__sub__heading\">\n\t\t\t\t\t\t\tSpeak to a Specialist\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<span class=\"cta_btn\">\n\t\t\t\t\t\t<a href=\"#form\">Schedule a Consultation<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t<\/div>\n\t<\/div>\n<\/div>\n\n\n\n<p><span style=\"font-weight: 400;\">Below are the reference values for different age groups, according to <a href=\"https:\/\/www.exeterlaboratory.com\/test\/immunoglobulins-iga-igg-igm\/\">Exeter Clinical Laboratory<\/a> [<a href=\"https:\/\/www.exeterlaboratory.com\/test\/immunoglobulins-igg-iga-igm\/\">6<\/a>]. Reference ranges may vary slightly between laboratories, but the following values are commonly cited in clinical practice:<\/span><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Age<\/strong><\/td><td><strong>IgG level<\/strong><\/td><\/tr><tr><td><span style=\"font-weight: 400;\">0<\/span><span style=\"font-weight: 400;\">\u2013<\/span><span style=\"font-weight: 400;\">2 weeks<\/span><\/td><td><span style=\"font-weight: 400;\">500<\/span><span style=\"font-weight: 400;\">\u2013<\/span><span style=\"font-weight: 400;\">1700<\/span><span style=\"font-weight: 400;\"> mg\/dl<\/span><\/td><\/tr><tr><td><span style=\"font-weight: 400;\">2<\/span><span style=\"font-weight: 400;\">\u20134<\/span><span style=\"font-weight: 400;\"> weeks<\/span><\/td><td><span style=\"font-weight: 400;\">390<\/span><span style=\"font-weight: 400;\">\u2013<\/span><span style=\"font-weight: 400;\">1300<\/span><span style=\"font-weight: 400;\"> mg\/dl<\/span><\/td><\/tr><tr><td><span style=\"font-weight: 400;\">1<\/span><span style=\"font-weight: 400;\">\u20133<\/span><span style=\"font-weight: 400;\"> months<\/span><\/td><td><span style=\"font-weight: 400;\">210<\/span><span style=\"font-weight: 400;\">\u2013<\/span><span style=\"font-weight: 400;\">770<\/span><span style=\"font-weight: 400;\"> mg\/dl<\/span><\/td><\/tr><tr><td><span style=\"font-weight: 400;\">3<\/span><span style=\"font-weight: 400;\">\u20136<\/span><span style=\"font-weight: 400;\"> months<\/span><\/td><td><span style=\"font-weight: 400;\">240<\/span><span style=\"font-weight: 400;\">\u2013<\/span><span style=\"font-weight: 400;\">880<\/span><span style=\"font-weight: 400;\"> mg\/dl<\/span><\/td><\/tr><tr><td><span style=\"font-weight: 400;\">6<\/span><span style=\"font-weight: 400;\">\u20139<\/span><span style=\"font-weight: 400;\"> months<\/span><\/td><td><span style=\"font-weight: 400;\">300<\/span><span style=\"font-weight: 400;\">\u2013900<\/span><span style=\"font-weight: 400;\"> mg\/dl<\/span><\/td><\/tr><tr><td><span style=\"font-weight: 400;\">9<\/span><span style=\"font-weight: 400;\">\u201312<\/span><span style=\"font-weight: 400;\"> months<\/span><\/td><td><span style=\"font-weight: 400;\">300<\/span><span style=\"font-weight: 400;\">\u20131090<\/span><span style=\"font-weight: 400;\"> mg\/dl<\/span><\/td><\/tr><tr><td><span style=\"font-weight: 400;\">1<\/span><span style=\"font-weight: 400;\">\u20132<\/span><span style=\"font-weight: 400;\"> years<\/span><\/td><td><span style=\"font-weight: 400;\">310<\/span><span style=\"font-weight: 400;\">\u20131380<\/span><span style=\"font-weight: 400;\"> mg\/dl<\/span><\/td><\/tr><tr><td><span style=\"font-weight: 400;\">2<\/span><span style=\"font-weight: 400;\">\u20133<\/span><span style=\"font-weight: 400;\"> years<\/span><\/td><td><span style=\"font-weight: 400;\">370<\/span><span style=\"font-weight: 400;\">\u20131580<\/span><span style=\"font-weight: 400;\"> mg\/dl<\/span><\/td><\/tr><tr><td><span style=\"font-weight: 400;\">3<\/span><span style=\"font-weight: 400;\">\u20136<\/span><span style=\"font-weight: 400;\"> years<\/span><\/td><td><span style=\"font-weight: 400;\">490<\/span><span style=\"font-weight: 400;\">\u20131610<\/span><span style=\"font-weight: 400;\"> mg\/dl<\/span><\/td><\/tr><tr><td><span style=\"font-weight: 400;\">6<\/span><span style=\"font-weight: 400;\">\u201315<\/span><span style=\"font-weight: 400;\"> years<\/span><\/td><td><span style=\"font-weight: 400;\">540<\/span><span style=\"font-weight: 400;\">\u20131610<\/span><span style=\"font-weight: 400;\"> mg\/dl<\/span><\/td><\/tr><tr><td><span style=\"font-weight: 400;\">&gt;16 years<\/span><\/td><td><span style=\"font-weight: 400;\">600<\/span><span style=\"font-weight: 400;\">\u20131600<\/span><span style=\"font-weight: 400;\"> mg\/dl<\/span><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-does-age-affect-the-levels-of-igg\"><span class=\"ez-toc-section\" id=\"How_Does_Age_Affect_the_Levels_of_IgG\"><\/span>How Does Age Affect the Levels of IgG?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><span style=\"font-weight: 400;\">IgG levels are highest at birth due to maternal antibody transfer, then decline during early infancy before gradually increasing as the body matures [<a href=\"https:\/\/medlineplus.gov\/lab-tests\/immunoglobulins-blood-test\/\">4<\/a>]. Levels typically stabilize and reach adult ranges during adolescence.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-to-do-if-levels-are-not-normal\"><span class=\"ez-toc-section\" id=\"What_To_Do_If_Levels_Are_Not_Normal\"><\/span>What To Do If Levels Are Not Normal<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Abnormal IgG levels may indicate an underlying medical condition.<\/p>\n\n\n\n<p><strong>High IgG levels<\/strong> are often associated with chronic inflammation, autoimmune disorders, or persistent infections [<a href=\"https:\/\/www.jacionline.org\/article\/S0091-6749(15)01359-8\/fulltext\">1<\/a>,<a href=\"https:\/\/medlineplus.gov\/lab-tests\/immunoglobulins-blood-test\/\">4<\/a>].<\/p>\n\n\n\n<p><strong>Low IgG levels (hypogammaglobulinemia)<\/strong> can increase susceptibility to recurrent infections and may result from genetic conditions, certain medications, or chronic illnesses [<a href=\"https:\/\/www.jacionline.org\/article\/S0091-6749(15)01359-8\/fulltext\">1<\/a>,<a href=\"https:\/\/www.aaaai.org\/conditions-and-treatments\/library\/allergy-library\/immunoglobulin-therapy\">3<\/a>].<\/p>\n\n\n\n<p>A healthcare provider should evaluate abnormal results to determine the underlying cause.<\/p>\n\n\n\n<div  id=\"call-to-action-637b309691cede4181d0f3ebe9c63c96\" style=\"\" class=\"ct_call_to_action\">\n\t<div class=\"container\">\n\t\t<div class=\"block-wrap cta\">\n\t\t\t<div class=\"block-column\">\n\t\t\t\t<div class=\"cta_headings\">\n\t\t\t\t\t\t\t\t\t\t\t<h4 class=\"cta__heading\">\n\t\t\t\t\t\t\tGet Your IVIG Dose\t\t\t\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"cta__sub__heading\">\n\t\t\t\t\t\t\tAt-Home Infusion\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<span class=\"cta_btn\">\n\t\t\t\t\t\t<a href=\"#form\">Consult an IVIG Specialist<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t<\/div>\n\t<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-suggested-treatment\"><span class=\"ez-toc-section\" id=\"Suggested_Treatment\"><\/span>Suggested Treatment<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Treatment depends on the underlying cause of abnormal IgG levels.<\/p>\n\n\n\n<p>For low IgG levels, management may include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Treating the underlying condition<\/li>\n\n\n\n<li>Preventive or therapeutic antibiotics for infections<\/li>\n\n\n\n<li>Immunoglobulin replacement therapy (IVIG or SCIG) in moderate to severe cases [<a href=\"https:\/\/www.aaaai.org\/conditions-and-treatments\/library\/allergy-library\/immunoglobulin-therapy\">3<\/a>,<a href=\"https:\/\/www.jacionline.org\/article\/S0091-6749(11)01730-7\/fulltext\">5<\/a>,<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK554446\/\">7<\/a>]<\/li>\n<\/ul>\n\n\n\n<p>For high IgG levels, treatment focuses on managing the associated condition, such as autoimmune disease or chronic infection.<\/p>\n\n\n\n<p>If you\u2019d like to learn more about IVIG, check out our <a href=\"https:\/\/ameripharmaspecialty.com\/ivig-resources\/\">IVIG Patient Resource Hub<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-ivig-dosing\"><span class=\"ez-toc-section\" id=\"IVIG_Dosing\"><\/span>IVIG Dosing<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><span style=\"font-weight: 400;\">IVIG dosing varies depending on the condition being treated, body weight, and severity of deficiency. Treatment plans are individualized and determined by a healthcare provider [<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK554446\/\">7<\/a>].<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-cost-of-treatment\"><span class=\"ez-toc-section\" id=\"Cost_of_Treatment\"><\/span>Cost of Treatment<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><span style=\"font-weight: 400;\">Manufacturing immunoglobulins is a costly process; therefore, <a href=\"https:\/\/ameripharmaspecialty.com\/ivig\/ivig\/\/ivig\/\">IVIG<\/a> is quite expensive [<a href=\"https:\/\/www.who.int\/publications\/i\/item\/WHO-BCT-95.03\">8<\/a>]. One way to reduce costs is by getting IVIG infusions at home or at any other location you prefer as an outpatient. Receiving IVIG at home will reduce the overall cost to a good extent compared to receiving infusions in a hospital. Home infusion reduces overhead costs incurred in a hospital, and fewer personnel are involved with the administration.<\/span><\/p>\n\n\n\n<div  id=\"call-to-action-a8fcf0b16ee1f9e262dc781409055278\" style=\"\" class=\"ct_call_to_action\">\n\t<div class=\"container\">\n\t\t<div class=\"block-wrap cta\">\n\t\t\t<div class=\"block-column\">\n\t\t\t\t<div class=\"cta_headings\">\n\t\t\t\t\t\t\t\t\t\t\t<h4 class=\"cta__heading\">\n\t\t\t\t\t\t\tCan IVIG help?\t\t\t\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"cta__sub__heading\">\n\t\t\t\t\t\t\tFree IVIG Treatment Info\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<span class=\"cta_btn\">\n\t\t\t\t\t\t<a href=\"tel:8777780318\">(877) 778-0318<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t<\/div>\n\t<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-diseases-treated-with-igg-infusions\"><span class=\"ez-toc-section\" id=\"Diseases_Treated_With_IgG_Infusions\"><\/span>Diseases Treated With IgG Infusions<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>IVIG therapy is commonly used in:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Primary immunodeficiency disorders [<a href=\"https:\/\/www.jacionline.org\/article\/S0091-6749(15)01359-8\/fulltext\">1<\/a>,<a href=\"https:\/\/www.aaaai.org\/conditions-and-treatments\/library\/allergy-library\/immunoglobulin-therapy\">3<\/a>]<\/li>\n\n\n\n<li>Certain autoimmune diseases (e.g., Guillain-Barr\u00e9 syndrome, myasthenia gravis) [<a href=\"https:\/\/www.jacionline.org\/article\/S0091-6749(11)01730-7\/fulltext\">5<\/a>,<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK554446\/\">7<\/a>]<\/li>\n\n\n\n<li>Some inflammatory and neurological conditions [<a href=\"https:\/\/www.jacionline.org\/article\/S0091-6749(11)01730-7\/fulltext\">5<\/a>]<\/li>\n<\/ul>\n\n\n\n<p>Its use in other conditions depends on clinical evidence and specialist recommendations.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-expected-side-effects\"><span class=\"ez-toc-section\" id=\"Expected_Side_Effects\"><\/span>Expected Side Effects<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Common <a href=\"https:\/\/ameripharmaspecialty.com\/ivig\/understanding-the-common-side-effects-of-ivig-treatment\/\">side effects of IVIG<\/a> include [<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK554446\/\">7<\/a>]:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Headache<\/li>\n\n\n\n<li>Fatigue<\/li>\n\n\n\n<li>Fever or chills<\/li>\n\n\n\n<li>Nausea<\/li>\n<\/ul>\n\n\n\n<p>Patients may be treated with medications to decrease the incidence of side effects during infusion. Less common but serious side effects may include allergic reactions, kidney dysfunction, or thrombotic events [<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK554446\/\">7<\/a>]. Patients should be monitored during treatment.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-conclusion\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><span style=\"font-weight: 400;\">Measuring IgG levels can provide important insight into immune system health [<a href=\"https:\/\/medlineplus.gov\/lab-tests\/immunoglobulins-blood-test\/\">4<\/a>]. If you experience recurrent infections or symptoms of immune dysfunction, consult a healthcare provider for proper evaluation and treatment.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u968f\u7740\u5e74\u9f84\u589e\u957f\uff0c\u514d\u75ab\u7cfb\u7edf\u7684\u53d8\u5316\u4f1a\u5f71\u54cd\u8eab\u4f53\u5bf9\u611f\u67d3\u548c\u75be\u75c5\u7684\u53cd\u5e94\u3002\u8bc4\u4f30\u514d\u75ab\u5065\u5eb7\u7684\u4e00\u4e2a\u91cd\u8981\u65b9\u6cd5\u662f\u6d4b\u91cf\u514d\u75ab\u7403\u86cb\u767dG\uff08IgG\uff09\u6c34\u5e73\u3002.<\/p>","protected":false},"author":14,"featured_media":20619,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"om_disable_all_campaigns":false,"_uag_custom_page_level_css":"","footnotes":""},"categories":[7],"tags":[18],"class_list":["post-20618","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ivig","tag-dr-dara-bai-abacan"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Normal IgG Levels by Age | Reference Guide | AmeriPharma<\/title>\n<meta name=\"description\" content=\"Normal IgG levels by age explained with reference ranges for infants, children, and adults. 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