Nickel is a silvery, white magnetic metal element which is a
basic component of alloys. Materials with nickel component are widespread
especially in industrialized and urban areas due to different structure
developments and technology build-ups.
Nickel is one of the common etiologies of contact dermatitis
or the so-called eczema. It is one of the external factors that exaggerate
eczematic symptoms especially when the person is working in industrial areas
and factories.
Nickel allergy entails direct skin contact to nickel or
nickel-containing materials. The common sites for affectation are jewelry sites
especially in the earlobes and fingers, the abdomen due to belt straps, and
wrists due to watch straps. Furthermore, nickel in the diet also worsens the
condition. Most of the canned foods that supply the instant diets of today
contain a significant amount of nickel. Chocolate and cocoa drinks or cocoa at
any form also contains nickel. Some vegetables like broccoli and beans may also
cause allergic symptoms due to their nickel content.
Nickel Allergy Symptoms
People already with a history of skin allergies may be the
ones prone to nickel. Furthermore, a significant statistical result shows that
women are the ones most vulnerable to nickel allergies compared to its
prevalence in men.
Most common symptoms of nickel allergy starts from redness in
affected sites. This redness further becomes elevated patches that cause severe
itchiness and irritation. The pathophysiology of nickel allergy mostly contains
the normal inflammatory process. The body tends to overreact to nickel due to
the presence of IgE immunoglobulins.
After the initial contact to nickel, fluids with the some of the body’s
defense factors invade on site. Vasodilation also allows increased blood supply
to the site. When the site further becomes affected, blisters form. These
blisters contain factors that tend to battle with the allergens and the
allergens themselves.
A comprehensive heredofamilial disease assessment should be a
priority when dealing with patients with nickel allergies. Environmental
assessments should also be implemented since nickel is mainly an environmental
factor.
When nickel allergy sites are irritated further, redness forms
and may exaggerate itching episodes. Blisters sometimes form when allergy sites
are scratched, injuring the affected tissue which is already fragile due to the
altered states of the skin cells affected. When blisters form, compresses are
mostly indicated. Antihistamines are also indicated orally, intravenously, or
through topical applications or through emollient creams. These drugs may have
adverse effects. Sleepiness is a very common side effect. When allergy is
experienced, the site should always be kept clean and dry.
A very salient hypothesis in allergic etiologies greatly
involves hygiene. Proper hand washing techniques should be practiced.
Furthermore, contact to skin sites should be minimized. Scratching should be
prohibited. Patients should also watch their diets, which should have low
nickel contents. Foods best indicated for nickel allergies are sources of
proteins to encourage tissue repair and proliferation. These foods would
include fish, poultry, meat, milk products. Cereals and breads are also good
for nickel-allergic persons. Vegetables with low nickel contents are also
advisable along with fruits to boost up the body’s immune system against
allergies.
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