Derm

Question 1

Irregular brown macules

Answer 1

Cafe au lait spots, can be endocrine cause eg McCune Albright syndrome

Question 2

Genital ulcer, single, painless

Answer 2

Treponema pallidum

Syphilis virus

Question 3

Smooth lump, overlying punctual, creamy discharge

Answer 3

Sebaceous cyst

Question 4

Itchy rash, vesicles, weeping then crust over, previous coryzal symptoms

Answer 4

Varicella zoster

Question 5

Blistering, erythematous papulovesicular rash (elbows, scalp, shoulder, ankles)

Answer 5

Dermatitis herpetiformis

Question 6

Raised painless lesions on front of shins

Answer 6

If endo then pretibial myxodema

Question 7

Nodulopustular ulcers

Answer 7

Pyoderma gangrenosum

Can be seen in IBD

Question 8

Shiny areas on skin with a yellowish colour and overlying telangiectasia in a diabetic

Answer 8

Necrobiosis lipoidica

Appears commonly over shins

Question 9

Depressed pigmented scars on shins

Answer 9

Diabetic dermopathy

Question 10

Well demarcated plaques on shins and elbows, shiny atropic surface with red/brown edges

Answer 10

Necrobiosis lipoidica diabeticorum

Question 11

Flesh-coloured papules coalescing in rings on the back of hands and fingers

Answer 11

Granuloma annulare

Question 12

Target shaped red lesions

Answer 12

Erythema multiforme

Question 13

Stevens-Johnson syndrome

Answer 13

A severe form of erythema multiforme resulting in bullous lesions and necrotic ulcers

Question 14

Purpuric rash + easy bruising/bleeding

Answer 14

ITP (idiopathic thrombocytopaenic purpura), immune-mediated destruction of platelets. Can occur after acute viral infection in children.

Question 15

Red, moist skin area with ragged, peeling edge and possibly papules and pustules. Sore + itchy.

Answer 15

Skin candidiasis

Question 16

Maculopapular rash occurring in dermatomal distribution

Answer 16

shingles

Question 17

Nodulopustular ulcers, with tender red/blue overhanging, necrotic edge

Answer 17

Pyoderma gangrenosum

Question 18

Itchy blisters in groups on knees, scalp and elbows. Itch can drive pts to suicide

Answer 18

Dermatitis herpetiformis

Question 19

Skin problems associated with diabetes

Answer 19

Granuloma annulare
Necrobiosis lipoidica
Acanthosis nigricans

Question 20

rash raised edges, clear centre

Answer 20

erythema marginatum

Question 21

in diabetic, raised, reddened hardened skin with yellowish centre

Answer 21

necrobiosis lipoidica diabeticorum