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225 -Skin > Chronic Inflammatory Skin Conditions > Flashcards

Chronic Inflammatory Skin Conditions Flashcards

1
Q

What is this?

A

Psoriasis - Plaque psoriasis

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2
Q

What is the pathophysiology behind psoriasis?

A

Chronic inflammation the skin and hyperproliferation of the keratonocytes with the inflammation

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3
Q

What are some precipitating factors for psoriasis?

A

Trauma

Infection

Drugs/Alcohol

Stress

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4
Q

What are the types of psoriasis?

A
  1. Chronic plaque - Most common extensor surfaces
  2. Seborrhoeic - Nasal folds
  3. Flexural (Inverse)
  4. Guttate - drop shaped and salmon pink
  5. Pustular
  6. Erythrodermic
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5
Q

What are the common symptoms of psoriasis including the appearence of the rash

A

Appearence - Well demarcated erythematous plaque that is scaly

Symptoms - Itchy, burning, painful and may bleed

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6
Q

What are some systemic symptoms of psoriasis?

A

Psoriatic arthropathy

Onycholyis

Pitted nails

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7
Q

What are five treament methods for psoriasis?

A
  1. Education - not malignancy/infection, avoid triggers
  2. Topical emolients and steroids to maintain barrier and reduce inflammation
  3. Vitamin D/Retinoids - slow keratinocyte production
  4. Phototherapy - reduce inflammation in extensive disease
  5. Systemic immunosuppresants if needed eg methotrexate
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8
Q

What is this?

A

Eczema/Dermatitis

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9
Q

What is this?

A

Eczema/Dermatitis

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10
Q

What is atopic eczema?

A

This is ezcema that appears during childhood and normally clears by teenage years but can remerge.

Atopic means sensitive to things

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11
Q

What is the pathophysiology behind eczema and what can cause it?

A

It is a skin barrier dysfunction characterised by HIGH IGE where the body attempts to fight causes which leads to the symptoms.

Causes:

  1. Heat
  2. Food
  3. Allergens
  4. Stress
  5. Infection
  6. etc
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12
Q

What does an ezcema rash look like?

A

Erythemtous, dry, scaly

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13
Q

Where does eczema commonly appear?

A

Face or extensors of infants

Flexors of children adults

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14
Q

What does it have to be to be ezcema?

A

ITCHY

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15
Q

What happens from chronic itching of eczema?

A

Lichenification

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16
Q

What is the management of eczema?

A
  1. Avoid triggers
  2. Emolients and steroids (barrier and reduce inflammation)
  3. Anti histamines
  4. Antobiotics for secondary infections
  5. Phototherapy or immunosuppression
17
Q

What are some complications of eczema?

A

Infection

Ezcema herpitacum - Decreased immune response in asthma leads to widespread herpes

18
Q

Topical Steroids are commonly used to reduce inflammation. What are they and their strengths

A

Weak to high:

Hydrocortisone

Eumavate

Betruvate

Dermovate

Help Every Bad Dermatologist

19
Q

What is acne?

A

Blocking of sebaceous follicles with sebum.

More sebum is produced at puberty and this causes blockages and the formation of comedones

20
Q

What is this?

A

Comedone

open - blackhead

closed - whitehead

21
Q

What is this?

A

Facial acne

22
Q

How can acne present?

A

Non inflammatory lesions (comedones)

Inflammtory lesions which can my papular, pustular and cystic

23
Q

What is the treatment for acne?

A

Topical therapies if mine - Antimicrobials and retinoids (these are comedolytic by incouraging skin shedding)

Oral therapies

Oral retinoids if severe

24
Q

What is this?

What sets it apart from other face rashes?

A

Rosacea

It is all over the face

25
Q

What is this?

A

Fibrous rosacea

26
Q

What is rosacea?

A

Chronic facial dermatitis due to telengectasia.

The abnormal flow causes papules, pustules and fibrosis

27
Q

What is the cause of rosacea?

A

Unknown

28
Q

What is the management of rosacea?

A

Doxycycline and metranidazole for anti inflammatory properties

Relapsing and cant get rid of it

29
Q

What is this?

A

Lichen planus

30
Q

What is lichen planus?

A

Itchy papular rash of unknown cause that is non infectious.

It often lasts for around two years and is self limiting.

Can use steroid creams to reduce inflammation

31
Q

What is the apperance of a lichen planus rash?

A

Rash, papular, erythematous border, shiny papules which become confluent

225 -Skin (10 decks)

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