
The word eczema comes from the Greek and means to boil over.
The main features of eczema are dry, itching, red and inflamed skin.
The words eczema and dermatitis mean the same thing. Eczema affects
about one in every ten people in the United Kingdom and can be mild,
moderate or severe. Eczema can be a disruptive and distressing condition
and can affect all areas of personal and family life.
Types, Symptoms and Causes
Atopic eczema This is the most common type of eczema. It
usually starts in babies and young children and is thought to affect
up to one in every five children. The main features are itching,
redness, and inflammation. Dry, scaling skin is often seen in the
creases of legs, wrists and neck as well as on the face and forehead.
If the skin is weeping and crusting the skin may be infected.
Atopic eczema is an inherited condition, linked to asthma and hayfever.
It is thought that people with atopic conditions are sensitive to
things found in their environment (allergens) which people that
are not atopic find harmless. Allergens may affect the skin by direct
contact, or by being breathed in or swallowed. Eczema is not contagious
it cannot be caught from someone else.
Many people have mild to moderate eczema, which can be successfully
maintained. However, some people do have severe eczema, which may
sometimes need hospital treatment. Three quarters of children with
atopic eczema grow out of it by the time they reach their teenage
years.
Contact dermatitis There are two types of contact dermatitis:
allergic and irritant. Both types have similar symptoms, though
the hands are most often affected. It is sometimes referred to as
occupational dermatitis due to the impact it can have on a persons
occupation:
Allergic contact dermatitis This tends to appear where the
skin is in direct contact with something, for example, the earlobes
in nickel allergy (if wearing earrings). It is caused when the immune
system overreacts to a substance that would normally be considered
harmless, and creates an allergic response. Common allergens include
nickel, chromates, cobalt, rubber, formaldehyde, colophony, acrylates,
epoxy, fragrances, plants, hair perm solutions, hair bleaching preparations,
flour and garlic. It can be a painful and disabling condition which
is often dry, red, split, cracked, weeping, fluid-filled and intensely
itchy, sore and stinging. If the condition is related to the persons
work, a change of career is sometimes necessary. Jobs that are at
high risk include hairdressing, catering, cleaning, construction,
engineering, printing, health care, agriculture and horticulture.
Irritant contact dermatitis This has virtually the same
signs and symptoms as allergic contact dermatitis but is caused
by repeated contact with an irritant substance such as diluted acids,
diluted alkalis, solvents, soaps, detergents, metallic salts, cement,
resins and cutting fluids. The most common occupations at risk of
irritant contact dermatitis are those that involve wet work, for
example, chefs, bakers, bartenders, caterers, cleaners, hairdressers,
metal workers, surgical nurses, printers, solderers, fishermen and
construction workers.
Seborrhoeic eczema This can occur in adults, children and
babies. In babies it is often associated with cradle cap.
It usually starts on the scalp as dandruff that can progress to
redness, irritation and scaling which can spread to the face and
skin creases. It is a reaction to the increased production of pityrosporum
ovale, a yeast that occurs normally on the skin in those areas which
generally produce a lot of oil such as scalp, face and chest and
back in men. Candida (which causes thrush) can also be found on
the skin of people with seborrhoeic eczema and can make the condition
worse.
Gravitational eczema Also known as varicose or stasis eczema,
this type appears on the lower legs and generally affects people
in later life, particularly women. It is related to poor blood circulation
and high blood pressure. Special care needs to be taken to make
sure that legs are not knocked as the skin can become thin, fragile,
shiny and flaky which can lead to leg ulcers.
Treatments
The main treatment for eczema is emollients (moisturisers) and an
explanation of the condition and its treatments. Other treatments
for mild to moderate eczema might include topical corticosteroids
(applied to the skin), antibiotics, and bandaging. People with eczema
might also be given advice on how to avoid allergens, the triggers
that make their eczema worse. Advice may also be given about diet.
Some people also find complementary medicines useful to treat their
eczema.
Severe eczema might be treated with stronger topical corticosteroids,
ultra-violet light therapy, drugs which suppress the immune system,
such as cyclosporin, and oral steroids taken by mouth. New treatments,
known as immunomodulators, such as tacrolimus, are now available
for people with atopic eczema that does not respond adequately to
topical corticosteroids.
For further information contact:
National Eczema Society, Hill House, Highgate Hill, London, N19
5NA.
Reg. Charity No. 1009671 A company limited by guarantee registered
in England No. 2685083 Tel: 020 7281 3553 Fax: 020 7281 6395 Eczema
Information Line: 0870 241 3604 Website: www.eczema.org
The National Eczema Society is dedicated to meeting the needs of
people with eczema and their families by:
- providing support and information on the disease and its management
- producing publications on eczema and its management
- providing training for health care professionals
- funding research into causes of and treatments for eczema
For more information and resources for both healthcare professionals
and patients, please visit:
Information reproduced by kind permission of The Skin Care Campaign.
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