1: Dermatology - Nappy Rash

Question 1

What is a nappy rash

Answer 1

Skin rash affecting peri-anal region

Question 2

What is the most common cause of nappy rash

Answer 2

Contact dermatitis

Question 3

What causes contact (irritant) dermatitis

Answer 3

Ammonium produced by bacteria in faeces causes irritation

Question 4

What are two clinical features of contact dermatitis

Answer 4

• Moist

- Spares folds (eg. inguinal)

Question 5

Explain conservative management of contact dermatitis nappy rash

Answer 5

Keep nappy off temporarily

Use absorbable nappies

Question 6

Explain medical management of contact dermatitis nappy rash

Answer 6

Zinc barrier cream

Topical corticosteroids

Question 7

What is main cause of candida dermatitis

Answer 7

Candida albicans

Question 8

How is candida dermatitis caused

Answer 8

Caused by compromised in cutaneous barrier, such as by contact dermatitis

Question 9

What is a key-feature of candida dermatitis

Answer 9

Satellite lesions (well-demarcated circular lesions)., Erythema involving flexures

Question 10

What is a feature of atopic dermatitis

Answer 10

• Other areas may be affected
• Itchy
• Erythematous lesions

Question 11

How is atopic dermatitis managed

Answer 11

Emollients

Topical corticosteroid

Question 12

What causes seborrheic dermatitis

Answer 12

Pityrosporum Ovale

Question 13

When is seborrhoeic dermatitis more common

Answer 13

First 2-months of life

Question 14

How does seborrheic dermatitis present

Answer 14

Erythematous rash with yellow-flakes

Question 15

What does seborrhoea dermatitis also affect

Answer 15

Head (Cradle-cap)

Question 16

Explain prognosis of seborrheic dermatitis

Answer 16

self-resolves in 8-months

Question 17

How is seborrheic dermatitis managed

Answer 17

Emollient

Topical corticosteroid

Question 18

How will psoriasis present

Answer 18

Erythematous scaly rash - usually in places aside nappy region

Question 19

What is general advice to manage nappy rash

Answer 19

• Use correct fitting absorbable nappies
• Leave nappy off for as long as possible
• Cleanse skin every 3-4 hours, after soiling-wetting
• Bath child daily

Question 20

What medical treatment may be indicated for nappy rash

Answer 20

Emollients
Zinc barrier cream (contact dermatitis)
Topical corticosteroid

Question 21

If candida dermatitis is suspected, what should be prescribed

Answer 21

Topical imidazole