Immunoglobulin A Deficiency | Johns Hopkins Medicine
Having an IgA deficiency means that you have low levels or no immunoglobulin A in your bloodstream. Immunoglobulin A (IgA) is a blood protein that's part of your immune system. Your body makes IgA to help fight off sickness.
Selective IgA deficiency - Symptoms and causes - Mayo Clinic
2024年5月24日 · Selective IgA deficiency is the lack of a disease-fighting antibody in the immune system called immunoglobulin A (IgA). People with this condition usually have typical levels of other immunoglobulins (im-u-no-GLOB-u-lins).
Selective IgA Deficiency - StatPearls - NCBI Bookshelf
2023年6月26日 · Immunoglobulin A (IgA) deficiency is a common primary immunodeficiency characterized by undetectable serum IgA, a concomitant lack of secretory IgA, and normal levels of other immunoglobulins. IgA deficiency should be distinguished from any other cause of hypogammaglobulinemia or T lymphocyte defect.
Selective IgA Deficiency - Cleveland Clinic
2020年2月17日 · Learn about selective IgA deficiency, a condition about missing or low levels of a protective protein called immunoglobulin A (IgA). Read about causes, symptoms, diagnosis, treatment, complications and outlook.
Selective immunoglobulin A deficiency - Wikipedia
Selective immunoglobulin A (IgA) deficiency (SIgAD [1]) is a kind of immunodeficiency, a type of hypogammaglobulinemia. People with this deficiency lack immunoglobulin A (IgA), a type of antibody that protects against infections of the mucous membranes lining …
Selective IgA Deficiency Symptoms, Diagnosis & Treatment
Selective IgA deficiency is the most common primary immunodeficiency disease (PIDD). People with this disorder have absent levels of a blood protein called immunoglobulin A (IgA). IgA protects against infections of the mucous membranes lining …
Selective Immunoglobulin A (IgA) Deficiency - Immune Disorders …
Selective IgA deficiency is the most common primary immunodeficiency. Some people with selective IgA deficiency produce antibodies against IgA if they are exposed to IgA in blood transfusions or immune globulin (antibodies obtained from the blood of people with a normal immune system).
Selective IgA Deficiency - Immunology; Allergic Disorders
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.
Selective IgA deficiency - Diagnosis and treatment - Mayo Clinic
2024年5月24日 · A diagnosis of selective IgA deficiency is based on a blood test that measures levels of immunoglobulins in the blood. IgA deficiency can be complete or partial. Your healthcare professional may order an immunoglobulin blood test because you …
Immunoglobulin A Deficiency - University of Rochester Medical Center
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. It is also found in saliva, tears, and breastmilk. A deficiency seems to play a part in asthma and allergies.
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