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Paediatrics > Dermatology > Flashcards

Dermatology Flashcards

1
Q

Commonest type eczema in children

A

Atopic

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2
Q

What is atopy

A

Overactive immune response to environmental stimuli

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3
Q

Triad of atopy

A

Hayfever
Asthma
Eczema

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4
Q

Typical places for atopic eczema in infancy

A

Face (cheeks)

Neck

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5
Q

Typical places for atopic eczema in older children

A

Flexural patterns

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6
Q

Symptoms of atopic eczema

A

Dry skin
Inflames skin
Itchy skin

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7
Q

Ix for atopic eczema

A

Clinical Dx
Atopy history
FH atopy

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8
Q

Rx for atopic eczema

A

Emollients
Lotions
Creams
Ointments

Topical steroids

Calcineurin inhibitors
UBV light therapy
Immunosuppressive medication

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9
Q

Unit for atopic eczema Rx

A

2 fingertip units

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10
Q

Pathology of seborrheic dermatitis

A

Associated with proliferation of various species of skin commensal Malassezia in yeast form

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11
Q

Where does seborrheic dermatitis typically affect

A

Scalp

Face

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12
Q

What is seborrheic dermatitis associated with

A

Cradle cap

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13
Q

Rx for seborrheic dermatitis

A 
Usually resolves by 12 months 
Emollients
Anti-fungal creams 
Anti-fungal shampoos 
Mild steroiss
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14
Q

Appearance of discoid eczema

A

Scattered annular/circular patches itchy eczema

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15
Q

Is discoid eczema endogenous or exogensou

A

Endogenous

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16
Q

Where does pomphylix eczema typically affect

A

Hands

Feet

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17
Q

Typical appearance of Pomphylix eczema

A

Typically hands and feet
Vesicles
Intensely itchy

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18
Q

is venous eczema common or rare in children

A

Rarer in children

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19
Q

What is varicose eczema associated with

A

Oedema
Varicose veins
Chronic leg swelling

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20
Q

Rx for varicose eczema

A

Emollients
Topical steroids
Compression stockings

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21
Q

Is allergic eczema endogenous or exogenous

A

Exogenous

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22
Q

Ix for allergic eczema

A

Patch testing

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23
Q

Rx for allergic eczema

A 
Emollients:
Lotions
Creams
Ointments
(fragrance free)

Topical steroids:
2 fingertip units

UBV light therapy

24
Q

What is irritant eczema

A

Eczema caused by repeated contact with something e.g water, soaps

25
Q

What is a common cause of irritant eczema

A

Hand washing

26
Q

Rx for irritant eczema

A

Avoid irritant!!

Emollients/lotions/creams/ointments
Topical steroids
Oral steroids

UBV light therapy

27
Q

Symptoms to suspect immediate food allergy

A

Lip swelling
Facial redness/itching
Anaphylactoid symptoms

28
Q

What is impetigo

A

Common acute superficial bacterial skin infection

29
Q

Organism typical for impetigo

A

Staph aureus

30
Q

Appearance of impetigo

A

Pustule
Honey coloured crusted erosions
Cornflake stuck on appearance

31
Q

Rx impetigo

A

Topical antibacterials

Oral Abx

32
Q

Organism molluscum contagious

A

Molluscipox virus

33
Q

Appearance molluscum contagiousum

A

Pearly papules

Umbilicated centre

34
Q

Rx for molluscum contagiousum

A

Can take up to 24 months to clear
Self-limiting
Reassurance

35
Q

Which virus causes warts

A

HPV

36
Q

What are warts

A

Common benign skin lesions

37
Q

What is a wart on the sole of the foot called

A

Verruca

38
Q

Rx for wart

A 
Crycotherapy 
Topical paints (salicylic acid)
39
Q

Is chicken pox contagious

A

yes highly

40
Q

Virus in chicken prox

A

Primary infection with Varicella Zoster Virus

41
Q

Appearance of chicken pox

A 
Red papules (small bumps) progressing to vesicles (blisters) 
Often on trunk

Itchy
Associated viral symptoms

42
Q

Rx for chicken pox

A

Often self limiting

Infection control

43
Q

Rare complications of chicken pox

A

Pneumonia

Encephalitis

44
Q

What is 2ndry infection with varicella zoster virus called

A

Shingles

45
Q

Clinical features of shingles

A

Vesicular rash in one dermatomal distribution

VERY painful

46
Q

Where does varicella zoster virus reside

A

In the dorsal root ganglion

47
Q

Colloquial name for parovirus

A

Sapped cheek syndrome

48
Q

What does the parovirus target

A

Red cells in the marrow

49
Q

Clinical features of parovirus

A 
Erythematous rash cheeks 
Lace rash (trunk and limbs)
50
Q

Rx for parovirus

A

Usually self limiting mild illness

51
Q

Rare complications of parovirus infection

A 
Aplastic crisis if haemolytic disorder
Risk to pregnant women:
Spontaneous abortion 
Intrauterine death 
Hydrops fetalis
52
Q

Infective agent in slapped cheek syndrome/erythema infectiousum

A

Parovirus B19

53
Q

Common organism to cause foot an mouth disease

A

Enterovirus:

Usually Coxsackie virus A16

54
Q

Clinical features of foot and mouth disease

A

Blisters on hands, feet, and mouth

Vira symptoms

55
Q

2nd most common virus to cause foot and mouth

A

Enterovirus 71

56
Q

Rx for foot and mouth

A

Self-limiting

Supportive Rx

Paediatrics (13 decks)

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