Question: Which types of dermatitis are caused in the workplace?

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What are the types of occupational dermatitis?

Two common forms of dermatitis, normally seen in the workplace, are allergic dermatitis and contact (irritant) dermatitis. These conditions comprise up to 15% to 20% of all reported occupational diseases in this nation.

What causes dermatitis in the workplace?

Irritants can be chemical, biological, mechanical or physical. Repeated and prolonged contact with water (eg more than 20 hand washes or having wet hands for more than 2 hours per shift) can also cause irritant dermatitis.

What is workplace dermatitis?

Work-related contact dermatitis is a skin disease caused by work. It is often called eczema and develops when the skin is damaged. This leads to redness, itching, swelling, blistering, flaking and cracking. The most susceptible parts of the body are the hands, followed by the forearms and face.

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What are the different types of work-related contact dermatitis?

There are two main types of work-related contact dermatitis, irritant contact dermatitis and allergic contact dermatitis.

What are the causes of dermatitis?

A common cause of dermatitis is contact with something that irritates your skin or triggers an allergic reaction — for example, poison ivy, perfume, lotion and jewelry containing nickel.

How many main causes of work-related skin diseases are there?

There are three broad groups of occupational skin disease: Irritant contact dermatitis. Allergic contact dermatitis.

How can an employee get some contact dermatitis?

How does irritant contact dermatitis develop? In the workplace, irritant contact dermatitis can develop after a short, heavy exposure or a repeated or prolonged, low exposure to a substance.

What chemical irritant causes allergic dermatitis?

What causes irritant contact dermatitis?

  • Acids.
  • Alkalis like drain cleaners.
  • Body fluids, including urine and saliva.
  • Certain plants, such as poinsettias and peppers.
  • Hair dyes.
  • Nail polish remover or other solvents.
  • Paints and varnishes.
  • Harsh soaps or detergents.

What is an example of a substance and its use that is commonly associated with dermatitis?

Irritant dermatitis: This is the most common type. It is not caused by an allergy, but rather the skin’s reaction to irritating substances or friction. Irritating substances may include acids, alkaline materials such as soaps and detergents, fabric softeners, solvents, or other chemicals.

What is occupational allergic contact dermatitis?

Occupational contact dermatitis is a local inflammation of the skin. Symptoms of inflammation include itching, pain, redness, swelling, and the formation of small blisters or wheals (itchy, red circles with a white centre) on the skin.

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How is occupational dermatitis treated?

Treatments for occupational dermatitis include:

  1. appropriate skin protection: use of the right gloves for the job.
  2. the use of moisturising creams.
  3. soap substitutes.
  4. topical steroids.
  5. antibiotics if there is secondary infection.
  6. systemic therapy (oral tablets or injections) may occasionally be used in severe cases.

What percentage of occupational dermatitis is caused by primary irritants?

No antecedent immunologic sensitization is required. Some primary skin irritants are also allergens. Only about 20% of all occupational contact dermatitis results form sensitization, while about 80% is attributable to primary irritants.

What is a distinguishing feature of Sensitising dermatitis?

Skin sensitisers may cause symptoms of dryness, redness and itching of the skin. The skin may become swollen, cracked, scaly and thickened and blisters may develop. In practice it can be very difficult to differentiate between an allergic contact dermatitis and skin irritation. Sensitisation is a two step process.