Pseudoallergy

A pseudoallergy is a condition named for its similar presentation to a true allergy, though due to different causes.^[1]

It may be due to alterations in the metabolism of histamine.^[2]

It can be the cause of some forms of food intolerance.^[3]

References

↑ Arnaldo Cantani (2008). Pediatric allergy, asthma and immunology. Springer. pp. 697–. ISBN 978-3-540-20768-9. Retrieved 21 June 2010.
↑ Reese I, Zuberbier T, Bunselmeyer B, et al. (January 2009). "Diagnostic approach for suspected pseudoallergic reaction to food ingredients". J Dtsch Dermatol Ges 7 (1): 70–7. doi:10.1111/j.1610-0387.2008.06894.x. PMID 19054425.
↑ Zopf Y, Baenkler HW, Silbermann A, Hahn EG, Raithel M (May 2009). "The differential diagnosis of food intolerance". Dtsch Arztebl Int 106 (21): 359–69; quiz 369–70; 4 p following 370. doi:10.3238/arztebl.2009.0359. PMC 2695393. PMID 19547751.

Hypersensitivity and autoimmune diseases (279.5–6)

Type I/allergy/atopy
(IgE)

Foreign	Atopic eczema Allergic urticaria Allergic rhinitis (Hay fever) Allergic asthma Anaphylaxis Food allergy common allergies include: Milk Egg Peanut Tree nut Seafood Soy Wheat Penicillin allergy

Autoimmune	Eosinophilic esophagitis

Type II/ADCC

- IgM
- IgG

Foreign

Hemolytic disease of the newborn

Autoimmune

Cytotoxic	Autoimmune hemolytic anemia Immune thrombocytopenic purpura Bullous pemphigoid Pemphigus vulgaris Rheumatic fever Goodpasture's syndrome Guillain–Barré syndrome

"Type V"/receptor	Graves' disease Myasthenia gravis Pernicious anemia

Type III
(Immune complex)

Foreign	Henoch–Schönlein purpura Hypersensitivity vasculitis Reactive arthritis Farmer's lung Post-streptococcal glomerulonephritis Serum sickness Arthus reaction

Autoimmune	Systemic lupus erythematosus Subacute bacterial endocarditis Rheumatoid arthritis

Type IV/cell-mediated
(T cells)

Foreign	Allergic contact dermatitis Mantoux test

Autoimmune	Diabetes mellitus type 1 Hashimoto's thyroiditis Multiple sclerosis Coeliac disease Giant-cell arteritis Postorgasmic illness syndrome Reactive arthritis

GVHD	Transfusion-associated graft versus host disease

Unknown/
multiple

Foreign	Hypersensitivity pneumonitis Allergic bronchopulmonary aspergillosis Transplant rejection Latex allergy (I+IV)

Autoimmune	Sjögren's syndrome Autoimmune hepatitis Autoimmune polyendocrine syndrome APS1 APS2 Autoimmune adrenalitis Systemic autoimmune disease

This article is issued from Wikipedia - version of the Wednesday, September 02, 2015. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.