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 IgA deficiency | Immune Deficiency Foundation
Selective IgA deficiency is a primary immunodeficiency characterized by an undetectable level of immunoglobulin A (IgA) in the blood and secretions but no other immunoglobulin deficiencies.
Selective IgA Deficiency - Selective IgA Deficiency - The Merck …
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 …
Selective Immunoglobulin A (IgA) Deficiency - MSD Manuals
Selective IgA deficiency results in a low level of immunoglobulin A (IgA). Levels of IgG and IgM are normal. Most people with selective IgA deficiency have few or no symptoms, but some have chronic lung infections, sinusitis, and other disorders.