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Hypersensitivity

Index Hypersensitivity

Hypersensitivity (also called hypersensitivity reaction or intolerance) refers to undesirable reactions produced by the normal immune system, including allergies and autoimmunity. [1]

50 relations: Acute proliferative glomerulonephritis, Allergy, Anaphylaxis, Antibody-dependent cell-mediated cytotoxicity, Arthus reaction, Asthma, Atopy, Autoimmune hemolytic anemia, Autoimmunity, Cell signaling, Cell-mediated immunity, Coeliac disease, Complement membrane attack complex, Complement system, Contact dermatitis, Eosinophilic granulomatosis with polyangiitis, Goodpasture syndrome, Graves' disease, Hashimoto's thyroiditis, Hemolytic disease of the newborn, Hypersensitivity, Hypersensitivity pneumonitis, Immune complex, Immunoglobulin E, Immunoglobulin G, Immunoglobulin M, Immunology, Intolerance, Ligand, Lupus nephritis, Mantoux test, Membranous glomerulonephritis, Multiple sclerosis, Myasthenia gravis, Philip George Houthem Gell, Reactive arthritis, Receptor (biochemistry), Rheumatic fever, Rheumatoid arthritis, Robin Coombs, Serum sickness, Systemic lupus erythematosus, T cell, Thrombocytopenia, Transplant rejection, Type I hypersensitivity, Type II hypersensitivity, Type III hypersensitivity, Type IV hypersensitivity, Urushiol-induced contact dermatitis.

Acute proliferative glomerulonephritis

Acute proliferative glomerulonephritis is a disorder of the glomeruli (glomerulonephritis), or small blood vessels in the kidneys.

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Allergy

Allergies, also known as allergic diseases, are a number of conditions caused by hypersensitivity of the immune system to typically harmless substances in the environment.

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Anaphylaxis

Anaphylaxis is a serious allergic reaction that is rapid in onset and may cause death.

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Antibody-dependent cell-mediated cytotoxicity

The antibody-dependent cell-mediated cytotoxicity (ADCC), also referred to as antibody-dependent cellular cytotoxicity, is a mechanism of cell-mediated immune defense whereby an effector cell of the immune system actively lyses a target cell, whose membrane-surface antigens have been bound by specific antibodies.

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Arthus reaction

In immunology, the Arthus reaction is a type of local type III hypersensitivity reaction.

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Asthma

Asthma is a common long-term inflammatory disease of the airways of the lungs.

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Atopy

Atopy is a predisposition toward developing certain allergic hypersensitivity reactions.

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Autoimmune hemolytic anemia

Autoimmune hemolytic anemia (or autoimmune haemolytic anaemia; AIHA) occurs when antibodies directed against the person's own red blood cells (RBCs) cause them to burst (lyse), leading to an insufficient number of oxygen-carrying red blood cells in the circulation.

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Autoimmunity

Autoimmunity is the system of immune responses of an organism against its own healthy cells and tissues.

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Cell signaling

Cell signaling (cell signalling in British English) is part of any communication process that governs basic activities of cells and coordinates all cell actions.

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Cell-mediated immunity

Cell-mediated immunity is an immune response that does not involve antibodies, but rather involves the activation of phagocytes, antigen-specific cytotoxic T-lymphocytes, and the release of various cytokines in response to an antigen.

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Coeliac disease

Coeliac disease, also spelled celiac disease, is a long-term autoimmune disorder that primarily affects the small intestine.

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Complement membrane attack complex

The membrane attack complex (MAC) or terminal complement complex (TCC) is a structure typically formed on the surface of pathogen cell membranes as a result of the activation of the host's complement system, and as such is one of the effector proteins of the immune system.

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Complement system

The complement system is a part of the immune system that enhances (complements) the ability of antibodies and phagocytic cells to clear microbes and damaged cells from an organism, promotes inflammation, and attacks the pathogen's cell membrane.

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Contact dermatitis

Contact dermatitis is a type of inflammation of the skin.

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Eosinophilic granulomatosis with polyangiitis

Eosinophilic granulomatosis with polyangiitis (EGPA), also known as Churg–Strauss syndrome (CSS) or allergic granulomatosis, is an extremely rare autoimmune condition that causes inflammation of small and medium-sized blood vessels (vasculitis) in persons with a history of airway allergic hypersensitivity (atopy).

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Goodpasture syndrome

Goodpasture syndrome (GPS) is a rare autoimmune disease in which antibodies attack the basement membrane in lungs and kidneys, leading to bleeding from the lungs and kidney failure.

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Graves' disease

Graves' disease, also known as toxic diffuse goiter, is an autoimmune disease that affects the thyroid.

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Hashimoto's thyroiditis

Hashimoto's thyroiditis, also known as chronic lymphocytic thyroiditis and Hashimoto's disease, is an autoimmune disease in which the thyroid gland is gradually destroyed.

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Hemolytic disease of the newborn

Hemolytic disease of the newborn, also known as hemolytic disease of the fetus and newborn, HDN, HDFN, or erythroblastosis fetalis, is an alloimmune condition that develops in a peripartum fetus, when the IgG molecules (one of the five main types of antibodies) produced by the mother pass through the placenta.

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Hypersensitivity

Hypersensitivity (also called hypersensitivity reaction or intolerance) refers to undesirable reactions produced by the normal immune system, including allergies and autoimmunity.

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Hypersensitivity pneumonitis

Hypersensitivity pneumonitis (HP; also called allergic alveolitis, bagpipe lung, or extrinsic allergic alveolitis, EAA) is an inflammation of the alveoli within the lung caused by hypersensitivity to inhaled organic dusts.

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Immune complex

An immune complex, sometimes called an antigen-antibody complex, is a molecule formed from the integral binding of an antibody to a soluble antigen.

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Immunoglobulin E

Immunoglobulin E (IgE) is a type of antibody (or immunoglobulin (Ig) "isotype") that has only been found in mammals.

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Immunoglobulin G

Immunoglobulin G (IgG) is a type of antibody.

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Immunoglobulin M

Immunoglobulin M (IgM) is one of several forms of antibody that are produced by vertebrates.

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Immunology

Immunology is a branch of biology that covers the study of immune systems in all organisms.

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Intolerance

Intolerance or intolerant may refer to.

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Ligand

In coordination chemistry, a ligand is an ion or molecule (functional group) that binds to a central metal atom to form a coordination complex.

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Lupus nephritis

Lupus nephritis (also known as SLE nephritis) is an inflammation of the kidneys caused by systemic lupus erythematosus (SLE), an autoimmune disease.

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Mantoux test

The Mantoux test or Mendel-Mantoux test (also known as the Mantoux screening test, tuberculin sensitivity test, Pirquet test, or PPD test for purified protein derivative) is a tool for screening for tuberculosis (TB) and for tuberculosis diagnosis.

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Membranous glomerulonephritis

Membranous glomerulonephritis (MGN) is a slowly progressive disease of the kidney affecting mostly people between ages of 30 and 50 years, usually Caucasian.

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Multiple sclerosis

Multiple sclerosis (MS) is a demyelinating disease in which the insulating covers of nerve cells in the brain and spinal cord are damaged.

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Myasthenia gravis

Myasthenia gravis (MG) is a long-term neuromuscular disease that leads to varying degrees of skeletal muscle weakness.

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Philip George Houthem Gell

Philip George Houthem Gell (20 October 1914 – 3 May 2001) was an immunologist working in postwar Britain.

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Reactive arthritis

Reactive arthritis, formerly known as Reiter's syndrome, is a form of inflammatory arthritis that develops in response to an infection in another part of the body (cross-reactivity).

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Receptor (biochemistry)

In biochemistry and pharmacology, a receptor is a protein molecule that receives chemical signals from outside a cell.

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Rheumatic fever

Rheumatic fever (RF) is an inflammatory disease that can involve the heart, joints, skin, and brain.

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Rheumatoid arthritis

Rheumatoid arthritis (RA) is a long-term autoimmune disorder that primarily affects joints.

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Robin Coombs

Robert Royston Amos ("Robin") Coombs (9 January 1921 – 25 January 2006), was a British immunologist, co-discoverer of the Coombs test (1945) used for detecting antibodies in various clinical scenarios, such as Rh disease and blood transfusion.

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Serum sickness

Serum sickness in humans is a reaction to proteins in antiserum derived from a non-human animal source, occurring 5–10 days after exposure.

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Systemic lupus erythematosus

Systemic lupus erythematosus (SLE), also known simply as lupus, is an autoimmune disease in which the body's immune system mistakenly attacks healthy tissue in many parts of the body.

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T cell

A T cell, or T lymphocyte, is a type of lymphocyte (a subtype of white blood cell) that plays a central role in cell-mediated immunity.

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Thrombocytopenia

Thrombocytopenia is a condition characterized by abnormally low levels of thrombocytes, also known as platelets, in the blood.

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Transplant rejection

Transplant rejection occurs when transplanted tissue is rejected by the recipient's immune system, which destroys the transplanted tissue.

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Type I hypersensitivity

Type I hypersensitivity (or immediate hypersensitivity) is an allergic reaction provoked by reexposure to a specific type of antigen referred to as an allergen.

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Type II hypersensitivity

In type II hypersensitivity (also tissue-specific, or cytotoxic hypersensitivity) the antibodies produced by the immune response bind to antigens on the patient's own cell surfaces.

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Type III hypersensitivity

Type III hypersensitivity occurs when there is accumulation of immune complexes (antigen-antibody complexes) that have not been adequately cleared by innate immune cells, giving rise to an inflammatory response and attraction of leukocytes.

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Type IV hypersensitivity

Type 4 hypersensitivity is often called delayed type hypersensitivity as the reaction takes several days to develop.

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Urushiol-induced contact dermatitis

Urushiol-induced contact dermatitis (also called Toxicodendron dermatitis and Rhus dermatitis) is the medical name given to allergic rashes produced by the oil urushiol, which is contained in various plants, most notably those of the genus Toxicodendron: the Chinese lacquer tree, poison ivy, poison oak, and poison sumac.

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Redirects here:

Dth response, Gell-Coombs classification, Gell–Coombs classification, Hyper-sensitivity, Hypersensitivities, Hypersensitivity reaction, Hypersensitivity reactions, Hypersensitivity response, Type 5 hypersensitivity, Type V hypersensitivity, Type V hypersensitivity reaction.

References

[1] https://en.wikipedia.org/wiki/Hypersensitivity

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