Immunoglobulin g qn serum high

The gamma globulin band as seen in conventional serum protein electrophoresis consists of 5 immunoglobulins. In normal serum, about 5% is IgM. ... Electrophoresis is usually required to interpret an elevated immunoglobulin class as polyclonal versus monoclonal. Immunofixation is usually required to characterize a monoclonal protein.

Immunoglobulin g qn serum high. (Principal Investigators are listed in alphabetical order by last name) Principal Investigator Institution Project Title/Research Areas Animesh Barua, Ph.D. Rush University Medical...

Healthcare providers use globulin blood tests to measure protein levels in your blood. Your liver makes globulin, a protein. High levels may indicate autoimmune disease, infections or cancer. A low globulin reading may be a sign of liver or kidney disease. A globulin test may be part of liver function tests or a metabolic panel.

Common infections associated with hypogammaglobulinemia (and commonly associated symptoms) include: Ear infections (ear pain, scarred eardrum, fever). Sinus infections (runny or stuffy nose, fatigue, fever). Bronchitis (persistent cough, shortness of breath, fever). Pneumonia (congestion or chest pain, shortness of breath, fever).Reference Range. Immunoglobulins are glycoprotein molecules that are produced by plasma cells in response to an immunogen. Indications for serum immunoglobulin testing include diagnosis and monitoring of monoclonal gammopathies and immune deficiencies. Reference ranges of immunoglobulins may vary based on sex and factors such as alcohol use ...Immunoglobulin A (IgA), Serum. Useful For. Detection or monitoring of IgA monoclonal gammopathies and IgA-related immune deficiencies. Testing Algorithm. The following algorithms are available: - Celiac Disease Comprehensive Cascade Test Algorithm. - Celiac Disease Diagnostic Testing Algorithm. - Celiac Disease Gluten-Free Cascade Test … Test Overview. An immunoglobulins test is done to measure the level of immunoglobulins, also known as antibodies, in your blood. Antibodies are substances made by the body's immune system in response to bacteria, viruses, fungus, animal dander, or cancer cells. Antibodies attach to the foreign substances so the immune system can destroy them. Diagnostics & Testing / Globulin Blood Test. Healthcare providers use globulin blood tests to measure protein levels in your blood. Your liver makes globulin, a …The BQ.1 and BQ.1.1 omicron sublineages jointly accounted for more coronavirus cases in the U.S. in the week through Nov. 12 than the BA.5 omicron... Indices Commodities Currencies...Takeaway. High IgA usually points to chronic infections or inflammation, though diverse disorders can raise its levels. In adults, values above 300 mg/dL are considered high by most labs. High levels do not cause any symptoms. Symptoms depend on the underlying cause and health status, which should be evaluated by a physician.

IgA SERUM 52 low C-reactive is high Feel awful, weight gain, have high blood pressure, inflammation and pain. When the total IgA results are low, any test utilizing that immunoglobin will be false. Therefore we cannot tell whether this person has a positive tTG or not. It’s too bad that the lab did not also measure IgG in the form of other tests.I had a an immunoglobulin G, Qn, Serum of 657 in a range of 700-1600. The first time that this test showed this low - Answered by a verified Health Professional. We use cookies to give you the best possible experience on our website. ... Qn, Serum high at 483 with a reference range of 90-386. what does ...weight loss. bruises or other skin lesions. blurred vision. swelling of the lymph nodes, spleen, or liver. This test alone cannot be used to make a diagnosis. The test only indicates whether ...Immunoglobulin M (IgM) is the largest of several isotypes of antibodies (also known as immunoglobulin) that are produced by vertebrates.IgM is the first antibody to appear in the response to initial exposure to an antigen; causing it to also be called an acute phase antibody. In humans and other mammals that have been studied, plasmablasts in the …Test Overview. An immunoglobulins test is done to measure the level of immunoglobulins, also known as antibodies, in your blood. Antibodies are substances made by the body's immune system in response to bacteria, viruses, fungus, animal dander, or cancer cells. Antibodies attach to the foreign substances so the immune system can destroy them.The immunofixation blood test uses a process called electrophoresis to separate the proteins into subgroups. The subgroups are based on their size, shape, and electrical charge. Measuring the number of proteins in each subgroup can help check for different health conditions. The protein subgroups are: Albumin. Alpha-1 globulin.Medical Care. The goals of therapy in patients with immunoglobulin G (IgG) deficiency are 3-fold. [ 29] First, treat the acute infection with antibiotics. Because agammaglobulinemia may lead to failure of opsonization in serum, acute infections require aggressive and longer courses of antibiotic treatment than is required in normal patients.The four subclasses of IgG differ in the constant regions of their heavy chains. A patient may have a normal total IgG yet still have a significant decrease in one subclass. IgG 1 deficiencies are associated with EBV infections, IgG 2 with sinorespiratory infections and infections with encapsulated bacteria, IgG 3 with sinusitis and otitis ...

weight loss. bruises or other skin lesions. blurred vision. swelling of the lymph nodes, spleen, or liver. This test alone cannot be used to make a diagnosis. The test only indicates whether ...The National Surgical Adjuvant Breast and Bowel Project (NSABP) has a serum and lymphocyte bank with specimens on more than 90% of the 33,000 women in the Breast Cancer Prevention ...Association between demographic factors and serum immunoglobulin (g/L) levels. Top 3 plots depict association between age and serum IgA, IgG, and IgM respectively with corresponding 95% confidence intervals. ... Metabolic abnormalities such as obesity, a sedentary lifestyle, and elevated serum lipids have been linked to …Immunoglobulin M (IgM) is the largest of several isotypes of antibodies (also known as immunoglobulin) that are produced by vertebrates.IgM is the first antibody to appear in the response to initial exposure to an antigen; causing it to also be called an acute phase antibody. In humans and other mammals that have been studied, plasmablasts in the … Request an Appointment. 410-955-5000 Maryland. 855-695-4872 Outside of Maryland. +1-410-502-7683 International. Find a Doctor. An IgG deficiency is a health problem in which your body doesn’t make enough Immunoglobulin G (IgG). People with IgG deficiency are more likely to get infections.

Hi lo auto sales frederick md.

Sjogren syndrome (SjS) is a heterogeneous systemic autoimmune rheumatic disorder characterized by diverse immunologic responses to SS-A/Ro and SS-B/La antigens. (1) These immune reactivities have been implicated in the destruction of exocrine gland epithelium with demonstration of typical peri-epithelial lymphocytic infiltration, which can …Sep 24, 2020 · Reference Range. Immunoglobulins are glycoprotein molecules that are produced by plasma cells in response to an immunogen. Indications for serum immunoglobulin testing include diagnosis and monitoring of monoclonal gammopathies and immune deficiencies. Reference ranges of immunoglobulins may vary based on sex and factors such as alcohol use ... Immunoglobulin A (IgA) is an antibody blood protein that’s part of your immune system. Your body makes IgA and other type of antibodies to help fight off sickness. Having an IgA deficiency means that you have low levels of or no IgA in your blood. IgA is found in mucous membranes, mainly in the respiratory and digestive tracts.I had a an immunoglobulin G, Qn, Serum of 657 in a range of 700-1600. The first time that this test showed this low - Answered by a verified Health Professional. We use cookies to give you the best possible experience on our website. ... Qn, Serum high at 483 with a reference range of 90-386. what does ...

An immunoglobulins test usually measures three specific types of immunoglobulins. They are called igG, igM, and IgA. If your levels of igG, igM, or IgA are too low or too high, it may be a sign of a serious health problem. Other names: quantitative immunoglobulins, total immunoglobulins, IgG, IgM, IgA testingThis test looks for signs of antibodies called immunoglobulins in your blood. Immunoglobulins are made by white blood cells called plasma cells. They help protect … Elevated levels of Immunoglobulin G (IgG) in the serum can be indicative of a range of health conditions, reflecting an active or chronic response of the immune system. One common cause of high IgG levels is chronic infections , where the body's immune system is engaged over a prolonged period in fighting persistent pathogens. Immunoglobulin G (IgG) – About 70-80% of the immunoglobulins in the blood are IgG. ... This test may be ordered along with others, such as a serum and/or urine protein electrophoresis, to help diagnose and monitor conditions associated with abnormal or excessive immunoglobulin production. When this is the case, a urine sample may … Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency. my 3 year old immunoglobulin g qn serum level is high mg/dl 453-916 what does this mean?: IgG: It likely means nothing. Are they checking it for a possible immu. Immunoglobulin G, Qn, Serum. Optimal Result: 586 - 1602 mg/dL. Interpret your laboratory results now. Immunoglobulin G (IgG), quantified in serum and expressed in quantitative terms, is a fundamental marker in immunology and a predominant antibody class in the body's immune response. Representing about 75% of serum antibodies in humans, IgG ...Request an Appointment. 410-955-5000 Maryland. 855-695-4872 Outside of Maryland. +1-410-502-7683 International. Find a Doctor. An IgG deficiency is a health problem in which your body doesn’t make enough Immunoglobulin G (IgG). People with IgG deficiency are more likely to get infections.Youn et al reported that the serum IgG, IgG1, and IgG3 levels in patients with Mycoplasma pneumoniae pneumonia increased slightly during hospitalization (1.1-fold in IgG, mean 6.5 days apart), but some patients had decreased IgG levels. Patients with acute rheumatic fever or APSGN, as infection-related immune-mediated diseases, exhibit ...

In normal serum, about 80% is IgG. Elevations of IgG may be due to polyclonal immunoglobulin production. Monoclonal elevations of IgG characterize multiple …

See list of participating sites @NCIPrevention @NCISymptomMgmt @NCICastle The National Cancer Institute NCI Division of Cancer Prevention DCP Home Contact DCP Policies Disclaimer P... This test measures the amount of free kappa and light chains in the blood to help detect, diagnose, and monitor conditions associated with an increased production of free light chains. Each type of immunoglobulin is composed of four protein chains: 2 identical heavy chains and 2 identical light chains. A particular plasma cell will produce only ... Immunoglobulin A (IgA) is an antibody blood protein that’s part of your immune system. Your body makes IgA and other type of antibodies to help fight off sickness. Having an IgA deficiency means that you have low levels of or no IgA in your blood. IgA is found in mucous membranes, mainly in the respiratory and digestive tracts.The most abundant immunoglobulin isotype in human serum is IgG. IgG immunoglobulins are comprised of 4 subclasses designated IgG1 through IgG4. Of total IgG, approximately 65% is IgG1, 25% is IgG2, 6% is IgG3, and 4% is IgG4. ... Elevated concentration of IgG4 is consistent with, but not diagnostic of, IgG4-related disease. ...This test looks for signs of antibodies called immunoglobulins in your blood. Immunoglobulins are made by white blood cells called plasma cells. They help protect …This test measures the amount of free kappa and light chains in the blood to help detect, diagnose, and monitor conditions associated with an increased production of free light chains. Each type of immunoglobulin is composed of four protein chains: 2 identical heavy chains and 2 identical light chains. A particular plasma cell will produce only ...Request an Appointment. 410-955-5000 Maryland. 855-695-4872 Outside of Maryland. +1-410-502-7683 International. Find a Doctor. An IgG deficiency is a health problem in which your body doesn’t make enough Immunoglobulin G (IgG). People with IgG deficiency are more likely to get infections.This test looks for signs of antibodies called immunoglobulins in your blood. Immunoglobulins are made by white blood cells called plasma cells. They help protect …IMMUNOGLOBULIN, SERUM IgA 70-300 mg/dL IgG 640-1430 mg/dL IgM 20-140 mg/dL COMPLETE METABOLIC PROFILE Sodium 136-145 mEq/L Potassium 3.5-5.0 mEq/L LABORATORY NORMAL ... High levels of protein in your blood, or protein in your urine, can be a sign of MM or other conditions. Red blood cell (RBC) countFive major types of immunoglobulins are normally present in the human adult. They are IgG, IgA, IgM, IgE and IgD. Each of these is a shorthand way of writing immunoglobulin gamma G (or A or M, etc.) and they each perform a different function in our systems. IgG is the principal immunoglobulin in human serum.

Wooden fasteners crossword.

Pinos brookneal.

Interpret Lab Results: Immunoglobulin A, QN, Serum = 34. Interpret Lab Results:Immunoglobulin A, QN, Serum = 34 below normal [52-221 mg/dl]ANA Direct = positiveNeutrophils (Absolute) = 5.7 above high … read more. I have small fiber neuropathy and dysautonomia. My. I have small fiber neuropathy and dysautonomia.Additional Information. Increased monoclonal IgA may be produced in lymphoproliferative disorders, especially multiple myeloma and “Mediterranean” lymphoma involving bowel. An IgA monoclonal peak >2 g/dL is a major criterion for myeloma. It may be elevated in a wide range of conditions affecting mucosal surfaces, where IgA is largely produced.Feb 11, 2022 · Polyclonal gammopathy, also called hypergammaglobulinemia, happens when your immune system makes too many immunoglobulins (antibodies). These extra antibodies show that your immune system is working too hard. Your healthcare provider treats the condition that’s causing your immune system to produce too many antibodies. Medically Reviewed. High immunoglobulin levels. Elevated immunoglobulin levels may be seen in people with conditions such as: autoimmune disease; amyloidosis; hepatitis; cirrhosis; chronic infectionApr 18, 2019 · 3.1. Serum immunoglobulin levels (IgG, IgA, IgM) Age-related changes in the serum IgG, IgA, and IgM (the 5%, 50%, 95% percentile ranges) are shown in Figure 1. According to age groups, the serum IgG levels were found to be high in the newborn period (0–30 days) due to maternal IgG. Apr 19, 2024 · Significance of Normal Levels of IgG. The level of circulating serum immunoglobulin G can help reveal valuable information regarding a specific disease. Several diseases are diagnosed with IgG levels in the blood. For example, IgG levels are recently being used to detect diabetes in children and also assist in diagnosing resistant malaria. In ... In normal serum, about 80% is IgG. Elevations of IgG may be due to polyclonal immunoglobulin production. Monoclonal elevations of IgG characterize multiple myeloma. Monoclonal gammopathies of all types may lead to a spike in the gamma globulin zone seen on serum protein electrophoresis. Decreased immunoglobulin levels are found in patients with ...IgA is one of the five immunoglobulin classes (in addition to IgG, IgM, IgD, and IgE) . In the human body, more IgA is produced per day than all other antibodies combined [2, 3, 1]. IgA is produced by white …Serum immunoglobulin G antibody response. After natural infection, VZV-specific IgG antibody, as measured by the fluorescent antibody to membrane antigen (FAMA) test, is detected in most patients within the first 4 days after the onset of rash. 175 Peak IgG levels are attained at 4 to 8 weeks, and levels usually remain high for up to 6 to 8 ... ….

Covishield accounts for nearly 90% of the total covid vaccination in India. India’s vaccine saga appears to be coming full circle. After months of battling shortages, missing inter...His draft treaty addresses the shortcomings of global vaccine production and rollout. India’s largest vaccine maker is pitching for vaccine equity with an eye on the next pandemic.... If your immunoglobulin levels are too high, it may be a sign of an autoimmune disease, a chronic illness, an infection, or a type of cancer. Symptoms of these conditions vary greatly. Your health care provider may use information from your physical exam, medical history, and/or other tests to see if you are at risk for one of these diseases. Nov 11, 2013 · Therefore, Lo and colleagues conducted a retrospective study, identifying all patients who had IgG measurements of 2,000 mg/dL or higher between January 2000 and December 2009 at Boston Children's ... Biopsies may be avoided in children with high immunoglobulin A tissue transglutaminase (i.e., 10 times the upper limit of normal or more) and a positive test for immunoglobulin A endomysial ...Feb 7, 2022 · Healthcare providers use globulin blood tests to measure protein levels in your blood. Your liver makes globulin, a protein. High levels may indicate autoimmune disease, infections or cancer. A low globulin reading may be a sign of liver or kidney disease. A globulin test may be part of liver function tests or a metabolic panel. Website Terms & Conditions; Privacy & Cookies; Contact BMJ; Cookie Settings. Online ISSN: 1468-2060 Print ISSN: 0003-4967 © European Alliance of Associations for ...Patients are often referred to immunologists for the evaluation of reduced serum IgG levels. Because antibody deficiencies are the most common of the primary immune defects, examination of humoral immunity in these patients is valuable. 1,2 This article is the first in a series dealing with the diagnosis of immunodeficiency disorders, with focus on the …Immunoglobulin A, Qn, Serum. Optimal Result: 87 - 352 mg/dL, or 0.87 - 3.52 g/L. Interpret your laboratory results now. Get Started. Immunoglobulin A (IgA), one of the five primary immunoglobulins, plays a pivotal role in mucosal homeostasis in the gastrointestinal, respiratory, and genitourinary tracts, functioning as the dominant antibody of ... Immunoglobulin g qn serum high, Immunoglobulin G. IgG is a monomer with an approximate molecular weight of 146 Kd and a serum concentration of 9.0 mg/mL. IgG is said to be divalent, i.e., it has two identical antigen-binding sites that comprise 2 L chains and 2 H chains joined by disulfide bonds. IgG is synthesized mostly in the secondary immune response to pathogens., A sauce, be it caramel-, fruit-, or fudge-based, is what turns a simple serving of ice cream into a sundae. I do a lot of screaming, and a non-negligible portion of that screaming ..., Interpret Lab Results: Immunoglobulin A, QN, Serum = 34. Interpret Lab Results:Immunoglobulin A, QN, Serum = 34 below normal [52-221 mg/dl]ANA Direct = positiveNeutrophils (Absolute) = 5.7 above high … read more. I have small fiber neuropathy and dysautonomia. My. I have small fiber neuropathy and dysautonomia., Immunoglobulin G, Qn, Serum. Optimal Result: 600 - 1640 mg/dL. Interpret your laboratory results now. Get Started. The most abundant immunoglobulin in human serum is immunoglobulin G (IgG) (approximately 80% of the total). IgG protein is comprised of molecules of 4 subclasses designated IgG1 through IgG4. Each subclass contains molecules with a ..., Each plasma cell produces one of five types of antibodies: IgG, IgA, IgM, IgE or IgD, and either kappa or lambda. Myeloma cells produce many copies of its anibody. The most common type of myeloma is IgG kappa, occurring in approximately 52 % of patients. The next most common type is light chain myeloma in which no intact immunoglobulin is produced. , IgG: Positive CMV IgG results indicate past or recent CMV infection. These individuals may transmit CMV to susceptible individuals through blood and tissue products. Individuals with negative CMV IgG results are presumed to not have had prior exposure or infection with CMV and are, therefore, considered susceptible to primary infection., The kinetics of anti-RBD IgA, IgM, and IgG levels in sera of COVID-19 patients at different time windows was analyzed ( e ). The median values of RLU were plotted for each isotype of three ..., Selective IgA deficiency is an IgA level 7 mg/dL ( 70 mg/L, 0.4375 micromol/liter) with normal IgG and IgM levels. It is the most common primary immunodeficiency. Many patients are asymptomatic, but some develop recurrent infections and autoimmune disorders. Some patients develop common variable immunodeficiency over time, and some remit ..., Immunoglobulin A, Qn, Serum. Optimal Result: 87 - 352 mg/dL. Interpret your laboratory results now. Immunoglobulin A (IgA), one of the five primary immunoglobulins, plays a pivotal role in mucosal homeostasis in the gastrointestinal, respiratory, and genitourinary tracts, functioning as the dominant antibody of immunity in this role., An immunoglobulins test usually measures three specific types of immunoglobulins. They are called igG, igM, and IgA. If your levels of igG, igM, or IgA are too low or too high, it may be a sign of a serious health problem. Other names: quantitative immunoglobulins, total immunoglobulins, IgG, IgM, IgA testing, Immunoglobulin A (IgA), Serum. Useful For. Detection or monitoring of IgA monoclonal gammopathies and IgA-related immune deficiencies. Testing Algorithm. The following algorithms are available: - Celiac Disease Comprehensive Cascade Test Algorithm. - Celiac Disease Diagnostic Testing Algorithm. - Celiac Disease Gluten-Free Cascade Test Algorithm., Dec 15, 2007 · Serum IgA tTG levels typically decrease as patients maintain a glutenfree diet. Celiac disease (or celiac sprue) is an autoimmune disorder with a prevalence of approximately 0.5 to 1 percent in ... , Intravenous immune globulin (IVIG) consists of human antibodies, and it is given through a vein. If someone with cancer has chronic infections and their IgG levels are persistently low, below 500-600 mg/dL, there may be a benefit from low-dose IVIG replacement therapy. Dr., Some do so as a range of 0 to 4+ (0, 1+, and 2+ are low titers; 3+ and 4+ are high), others as numbers. To know what is considered high you have to know the range used by the laboratory that conducted your test results. A diagnosis of lupus is based on a combination of symptoms, physical examination abnormalities (for example, a rash or swollen ..., When deficiency of a single IgG subclass occurs (often IgG2), the patient may have a normal total IgG concentration and a defect in the production of specific immunoglobulins in response to immunization. The patient may be asymptomatic between episodes of acute infection, although even minor reductions in the total serum …, Those who develop symptoms suffer from sino-pulmonary infections, allergies, and autoimmune disorders, especially celiac disease (12). The incidence of IgA deficiency in celiac disease patients is between 2-3% representing a 10-15 fold increase over the general population. Familial inheritance of IgA deficiency occurs in 20% of cases., Serum immunoglobulin tests may be used in the assessment of conditions associated with chronic inflammation (eg. rheumatoid arthritis, systemic lupus erythematosus, …, High Immunoglobulin M. There are two types of IgM antibodies: natural and immune [1, 3]. The body produces immune IgM antibodies in response to intruders (antigens). That is why IgM levels …, However, high levels are associated with a range of diseases and/or poor health behaviours, such as autoimmune diseases, chronic infection, HIV and excessive alcohol consumption. In the present analyses, we extend this body of work by examining whether higher levels of serum Ig G, A and M are associated with increased mortality risk., They found that 15.3% of the MS patients had lower-than-normal (less than 700 mg/dL) levels of a type of antibody called immunoglobulin G (IgG), the most common type of antibody the body produces ..., Immunoglobulin A (IgA), one of the five primary immunoglobulins, plays a pivotal role in mucosal homeostasis in the gastrointestinal, respiratory, and genitourinary tracts, functioning as the dominant antibody of immunity in this role.[1] It is the second most abundant immunoglobulin type found in the body and, consequently, has a crucial role in protection against antigens.[2] IgA production ..., We interact with other people every day—retailers, mail carriers, etc.—without establishing any kind of relationship. Sometimes, however, it's in our best interest to befriend the..., IgG, Subclass 1. Optimal Result: 248 - 810 mg/dL. Interpret your laboratory results now. Get Started. The main immunoglobulin (Ig) in human blood is IgG. This is the second most abundant circulating protein and contains long-term protective antibodies against many infectious agents. IgG is a combination of four slightly different types of IgG ..., The 2 most commonly used diagnostic laboratory tests for MS are CSF index and oligoclonal banding. The CSF index is the CSF IgG to CSF albumin ratio compared to the serum IgG to serum albumin ratio. The CSF index is therefore an indicator of the relative amount of CSF IgG compared to serum, and any increase in the index is a reflection of …, Feb 11, 2022 · Polyclonal gammopathy, also called hypergammaglobulinemia, happens when your immune system makes too many immunoglobulins (antibodies). These extra antibodies show that your immune system is working too hard. Your healthcare provider treats the condition that’s causing your immune system to produce too many antibodies. Medically Reviewed. , Serum IgA tTG levels typically decrease as patients maintain a glutenfree diet. Celiac disease (or celiac sprue) is an autoimmune disorder with a prevalence of approximately 0.5 to 1 percent in ..., Serum immunoglobulin tests are used for the evaluation of antibody (humoral) immunodeficiencies. A low level of immunoglobulin is termed ‘hypogammaglobulinaemia’. The tests should be ordered if a patient has symptoms suggestive of an immunoglobulin deficiency, such as family history of immunodeficiency, recurrent or severe or unusual ..., Sep 24, 2020 · Reference Range. Immunoglobulins are glycoprotein molecules that are produced by plasma cells in response to an immunogen. Indications for serum immunoglobulin testing include diagnosis and monitoring of monoclonal gammopathies and immune deficiencies. Reference ranges of immunoglobulins may vary based on sex and factors such as alcohol use ... , The present study retrospectively recorded and analyzed the serum IgG subclass levels of different patients, who were grouped according to their clinical diagnosis. Serum IgG subclass levels were measured using immunonephelometric assays. IgG3 levels were found to be significantly increased whereas IgG4 levels were significantly decreased in ..., (Principal Investigators are listed in alphabetical order by last name) Principal Investigator Institution Project Title/Research Areas Animesh Barua, Ph.D. Rush University Medical..., Good morning. Here’s what’s happening:Prices: Bitcoin and ether surge after Fed chair's defiant tone.Insights: Institutional interest in digital a... Good morning. Here’s what’s ha..., Immunoglobulin G, Qn, Serum. Optimal Result: 600 - 1640 mg/dL. Interpret your laboratory results now. Get Started. The most abundant immunoglobulin in human serum is immunoglobulin G (IgG) (approximately 80% of the total). IgG protein is comprised of molecules of 4 subclasses designated IgG1 through IgG4. Each subclass contains …, ds-DNA Antibody, IgG. Optimal Result: 0 - 29.9 IU/ml. Interpret your laboratory results now. Get Started. Double-stranded (ds, native) DNA (dsDNA) antibodies of the IgG class are an accepted criterion (American College of Rheumatology) for the diagnosis of systemic lupus erythematosus (SLE). dsDNA antibodies are detectable in approximately 85% ...