What is food allergies definition

Allergy in Children

The bulk of allergic disease occurs in childhood, with asthma, allergic rhinitis, and eczema and food allergy comprising a significant percentage of the workload of doctors dealing with children in primary care and hospital paediatric departments. In a recent large UK survey, 20% of children were reported to own had asthma in the previous year, 18% had allergic rhino conjunctivitis (hay fever) and 16% had eczema. This represents a massive increase in prevalence compared with similar studies in the s where prevalence rates were 3 fold lower.

What is food allergies definition

Of these children 47% had at least two co-existing conditions e.g. asthma and eczema. Read more

Asthma

What is asthma?
Asthma is a condition that causes swelling and inflammation inside the airways of the lungs.

What is food allergies definition

This inflammation and swelling is there to a greater or lesser degree every the time in people with more inflammation there is the harder it becomes to breathe. People with asthma also own over-sensitive airways, so their airways react to triggers that do not affect other people. When sufferers come into contact with something that irritates their airways (a trigger), it can cause their airways to narrow. Read more

Drug Allergy

Prescription drugs own been through a rigorous process of testing to ensure safety, despite this, a minority of individuals will develop side-effects.

What is food allergies definition

Side- effects are termed “adverse drug reactions” by doctors and although the majority of adverse drug reactions are relatively minor and may even permit continuation with the drug, in some cases more severe symptoms can more

Rhinitis

Rhinitis means inflammation of the lining of the nose Rhinitis is defined clinically as symptoms of runny nose itching, sneezing and nasal blockage (congestion).. Common causes of rhinitis are allergies which may be seasonal (‘hayfever’) or happen all-year-round (examples include allergy to home dust mite, cats, dogs and moulds).Infections which may be acute or chronic represent another common cause.

What is food allergies definition

Rhinitis (whether due to allergic or other causes) is a risk factor for the development of asthma. Rhinitis is also implicated in otitis media with effusion and in sinusitis which should rightly be termed rhinosinusitis since sinus inflammation almost always involves the nasal passages as well. Read more

Food Allergy and Food Intolerance

If someone reacts to a food, they may own a Food Hypersensitivity (FHS). FHS reactions involving the immune system are known as food allergy (FA), every other reactions are classified as food intolerances (FI).

What is food allergies definition

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Atopic Eczema (Dermatitis)

Eczema is a pattern of itchy skin rash consisting of tiny pink bumps that may join together producing ill-defined pink or red patches. There are numerous types of eczema – some own known causes.

What is food allergies definition

Dermatitis is the term used for eczema reactions that are caused by external agents/factors. Atopic eczema is often referred to as “infantile” of childhood eczema because that is when it generally develops.

What is food allergies definition

Atopic eczema is generally associated with allergies (hayfever or asthma) in either the affected individuals or in their shut relatives. Read more

Skin Allergy

The allergic process can affect the skin producing 2 main types of rashes namely urticaria (hives, nettlerash, welts) or eczema (see atopic dermatitis section).

Urticaria is a red itchy bumpy rash that is often short-lived and can appear in various shapes and sizes anywhere on the is extremely common affecting 1 in 5 of the population at sometime in their some people urticaria is accompanied by large dramatic swellings commonly affecting lips, eyelids, tongue and hand called angioedema. Read more


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What is food allergies definition