RTS: Eczema, Dermatitis & Psoriasis Flashcards

1
Q

What can cause eczema/dermatitis?

A

Defects in the skin barrier due to loss of water/fats
Allergens
Abnormal IgE response to allergy

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2
Q

What are examples of eczema/dermatitis triggers?

A

Extreme temps.
Clothing
Inhalant allergens (e.g. pollen/dust)
Foods

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3
Q

What are the symptoms of eczema/dermatitis?

A

Itching
Red/inflamed skin
Dry/flaky skin
Appearing darker/grey in darker skin tones
Dark pink in lighter skin tones

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4
Q

When can eczema/dermatitis mainly occur in the body?

A

Joint areas e.g. elbows, wrists, knees

In children can occur on cheeks/face/scalp

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5
Q

When do you refer a patient if they present with eczema/dermatitis?

A

Signs on infection
Severe fissures in the skin
Reaction to emollients
Uncontrolled flare ups

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6
Q

What are some non-pharmacological interventions for eczema/dermatitis?

A

Avoiding triggers
Do not scratch
Keep nails short
Recognise early symptoms of flare ups
Correct use of emollients

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7
Q

What is the 1st line treatment option for eczema/dermatitis?

A

Emollients, e.g. aveeno, E45, diprobase, epaderm

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8
Q

How would the patient use emollients for eczema/dermatitis?

A

Daily 2-3 times on damp skin, even if flare ups do not occur

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9
Q

What is the 2nd line treatment option for eczema/dermatitis?

A

Topical steroids, e.g. Hydrocortisone 1% cream
Betnovate (betamethasone) 0.1% Dermovate (clobetasol) 0.05%

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10
Q

What age is licensed to use hydrocortisone 1% cream?

A

> 10 years old

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11
Q

What age is licensed to use dermovate (clobetasol) 0.05%?

A

> 12 years old

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12
Q

How would the patient use a topical steroid for eczema/dermatitis?

A

Applying thinly 1-2 times daily

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13
Q

What should you always tell a patient when applying a topical steroid?

A

Avoid applying on broken skin, or face/genital area

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14
Q

When do you refer if a patient is requesting to buy a topical steroid?

A

<10 years old
Broken/infected skin
Pregnant
Severe flare ups
Application to face/genitals

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15
Q

What is contact dermatitis?

A

A substance that directly damages the epidermis (usually burning/stinging sensation)

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16
Q

What can contact dermatitis occur from?

A

Soaps/detergents
Perfumes
Solvents
Plants
Cosmetics

17
Q

What is allergen dermatitis?

A

A substance that triggers the immune system to respond in a way that affects the skin (usually itchy/blistered)

18
Q

What can allergen dermatitis occur from?

A

Latex
Metal jewellery
Perfume
Preservatives
Plants

19
Q

What is the 1st line treatment option for contact/allergen dermatitis?

A

Emollients

20
Q

What is the 2nd and 3rd line treatment option for contact/allergen dermatitis?

A

2nd line: Topical steroids
3rd line: oral steroids (for severe cases)

21
Q

What is psoriasis?

A

An inflammatory disease of the skin due to a sped up skin replacement process

22
Q

What are the symptoms of psoriasis?

A

Purple/dark plaques
Inflamed skin
Scales appearing white/silvery
Itchy/sore skin

23
Q

What are examples of triggers for psoriasis?

A

Smoking
Alcohol
Stress/anxiety
Skin injury

24
Q

What is the 1st line treatment option for psoriasis?

A

Emollients

25
Q

What are other options which can be used as treatment for psoriasis?

A

Potent topical steroid + topical vit. D once daily for 4 weeks
Vit D BD for 12 weeks alone
Coal tar OD/BD

26
Q

What are the names of some topical vitamin D preparations which can be used for psoriasis?

A

Calcitriol
Calcipotriol