Seborrhoeic Dermatitis

Question 1

Seborrhoeic dermatitis

Answer 1

Inflammatory skin condition that affects the sebaceous glands

Question 2

Which areas does seborrhoeic dermatitis affect?

Answer 2

Scalp

Nasolabial folds

Eyebrows

Question 3

Presentation of seborrhoeic dermatitis

Answer 3

Erythema, dermatitis and crusted dry skin

Question 4

Seborrhoeic dermatitis in infants

Answer 4

Cradle cap - crusted dry flaky scalp

Question 5

What is the causative organism for seborrhoeic dermatitis

Answer 5

Malassezia yeast

Question 6

Management of cradle cap

Answer 6

Self limiting - reassurance

Advice:
1st - baby oil

2nd - white petroleum jelly overnight

3rd - anti-fungal cream such as clotrimazole or miconazole, for up to 4 weeks

Severe or unresponsive:
- referral to dermatologist

Question 7

When does cradle cap resolve

Answer 7

By 4 months of age but can last until 12 months

Question 8

Management of seborrhoeic dermatitis of the scalp

Answer 8

Ketoconazole shampoo

2nd line - topical steroids for severe itching

Question 9

How to use ketoconazole shampoo

Answer 9

Left on for 5 mins before washing off

Question 10

Management of seborrhoeic dermatitis of the face and body

Answer 10

1st line - anti-fungal cream such as clotrimazole or miconazole, for up to 4 weeks

2nd line - topical steroids

If severe or unresponsive, refer to dermatology