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Nickel is one of the most coarse causes of striking allergy in the world . The skin reacts to the allergen nickel with redness , blisters and exudate to more serious lighting . The real allergen is not the metallic nickel note , but the Ni ion . This is unremarkably liberate with relative rest from metallic atomic number 28 , nickel - plated surfaces or atomic number 28 - containing alloys in link with sweat , rakehell or urine or acidic foods.1
Will The Nickel Allergy Spread To Other Areas ?
The skin rash unremarkably hap in areas where your skin came in contact with atomic number 28 . But the efflorescence can spread into other areas as well , which never come in contact with nickel . The rashes may get violent and itchy . The rashes are generally bad in the parts of the pelt that is in direct contact with nickel compared to the other areas.2,4
Does Chocolate Contain Nickel?
Some coffee may check nickel note depending on the cocoa used in making it . If the cocoa is pollute with atomic number 28 , drinking chocolate may have Ni in it . Another source of nickel note inchocolateis the oil used as a harden agent . However , only the front of nickel in chocolate does not make it harmful . It depends on the nickel concentration.5
Nickel-Related Food Allergy
About two to ten percent of all nickel allergic patients also respond to nickel - containing solid food ( oral nickel note allergy ) . In the case of unwritten atomic number 28 allergic reaction , unlike an IgE - mediated intellectual nourishment allergic reaction , does not involve a protein allergen as a initiation , but a metal ghost constituent .
The atomic number 28 allergy – like any allergic reaction – remain for a life . So it is not curable , only the symptom of the allergic reaction can be deal . Infants and babies under the age of 12 calendar month may also develop nickel note allergy andcontact dermatitis . It is therefore important that tangency with nickel is avoided as much as possible during childhood .
Little research has yet been done on the data link between nickel sensitization and genetic factors to suggest the possible cause.2
Symptoms Of The Allergy (Direct Contact)
When your cutis come in contact with objects hold atomic number 28 it produces contact dermatitis . This is a noninfectious inflammation of the skin . The symptoms of contact allergic reaction chiefly affect your skin :
All major symptoms are also often accompanied by severe or mild itchiness .
affect are physical structure portion that have unmediated contact with nickel - containing objects . Often these are hand , fingers , navel , ears or wrists . The symptoms develop within a few minutes or day after inter-group communication with Ni and last for one to two Clarence Shepard Day Jr. or more .
Contact dermatitis can be a heavy load on the quality of life-time of the unnatural soul . In the case of recapitulate contact with nickel ( allergen exposure ) , the allergic reactions become more pronounced , it can lead to a recurrent or even chronic class of eczema . Chronic eczema can then endure even without allergen contact.2
Allergy Symptoms (Eating Food Containing Nickel)
Symptoms cause by eating foods hold atomic number 28 are not limited to the tegument . There is a wider range of symptoms :
Symptoms of the general condition
Symptoms of the skin
In some cases , nickel take via food is eliminated through your fret glands and an sensitised rash on the hide around the axillary fossa may develop . As all these symptoms can happen due to other stipulation as well , it often becomes difficult to discover out if Ni is the trigger .
Conclusion
Ingestion , as well as skin contact , can cause nickel allergy in children and adults . The real allergen is not the metallic nickel , but the nickel ion . Several food containing nickel can make an allergy . Nickel allergic reaction can spread out to other areas as well that had not come in direct contact with the metallic element . Chocolates may contain nickel note if the hot chocolate or the vegetable oil used to make it is contaminated .
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