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Flashcards in 2MBChB Dermatology Deck (24)
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1

Which enzyme builds up in porphyria cutanea tarda?

Uroporphyrinogen decarboxylase

2

Which porphyria is associated with a child with tingling/burning skin in direct sunlight?

Erythropoeitic protoporphyria
(build up of ferrochelatase enzyme)

3

First line treatment for acne vulgaris?

Benzoyl peroxide

4

First line treatment for acne rosacea?

Topical metronidazole

5

Which enzyme builds up in acute intermittent porphyria?

PBG deaminase

6

"stuck-on" appearance and looks like a brain

Basal cell papilloma

7

IgA +ve and coeliac disease

Dermatitis herpetiformis

8

Ash leaf spots, epilepsy, periungum scleroma

Tuberous sclerosis

9

Honey-coloured crusting

Impetigo

10

Small, umbilicated tranlucent papules that look fluid-filled but are solid

Molluscum contagiosum

11

Heliotrope rash

Dermatomyositis

12

Target lesions

Erythema multiforme

13

Acanthosis nigricans (velvety thickened lesions in axillae)

Addison's disease

14

Picket fence pearly border

Basal cell carcinoma

15

Sarcoidosis / UC / TB

Erythema nodosum

16

Erythematous Bullseye lesion

Lyme disease

17

Cafe au lait spots

NF1 or NF2

18

Silver scales, extensor surfaces

Psoriasis

19

Cauliflower appearance

Plantar warts

20

Kaposi's sarcoma

HIV, immunosuppressed (transplant)

21

Intense erythema on cheeks of child

Slapped cheek (caused by parovirus B19)

22

Flaccid blisters that can be burst easily to form erythematous erosions

Pemphigus Vulgaris

23

Large tense bullae that are itchy and cannot be burst

Bullous pemphigoid

24

Fish scale skin

Ichthyosis