rashes

Question 1

cutaneous manifestation of hypothyroidism

Answer 1

periorbital oedema, dry skin and loss of outer eyebrows

Question 2

cutaneous manifestation of hyperthyroidism, Grave’s disease

Answer 2

pretibial myxoedema, acropachy and exophthalmos due to mucin deposition

Question 3

cutaneous manifestation of diabetes

Answer 3

• acanthosis nigricans

- necrobiosis lipoidica (granulomatous reaction to collagen) and infections e.g. candida

Question 4

cutaneous manifestation of neutrophilic dermatoses

Answer 4

pyoderma gangrenous

sweet’s syndrome - acute febrile neutrophilic dermatosis: myeloma, leukaemia, other malignancies

Question 5

cutaneous manifestation of cutaneous T cell lymphoma

Answer 5

two stages

1) patch and plaque stage - 2-30 year, PUVA phototherapy treatment
2) tumour stage

Question 6

cutaneous manifestation of measles

Answer 6

moniliform exanthema and koplik spots

Question 7

cutaneous manifestation of rubella

Answer 7

moniliform exanthem

Question 8

cutaneous manifestation of chicken pox

Answer 8

vesicular exanthema

Question 9

cutaneous manifestation of shingles

Answer 9

vesicular exanthema - mainy in a dermatomal distribution

Question 10

cutaneous manifestation of syphillis

Answer 10

primary - chancre

secondary - lesions on paslma, and snail track ulcers

Question 11

cutaneous manifestation of lyme disease

Answer 11

erythema migrans

Question 12

cutaneous manifestation of meningococcal sepsis

Answer 12

purpura

Question 13

cutaneous manifestation of IBD

Answer 13

pyoderma gangrenous and erythema nodosum

Question 14

cutaneous manifestation of retires syndrome (urethritis, arthritis and uveitis)

Answer 14

psoriasiform rashes

• corcinate balantitis
• keratoderma blenorrhagica

Question 15

cutaneous manifestation of behcets (ulceration due to neutrophil invasion)

Answer 15

• orogenital ulcers, uveitis
• pyoderma
• pathergy - if skin is punctured, will ulcerate

Question 16

cutaneous manifestation of sarcoid

Answer 16

lupus pernio

Question 17

cutaneous manifestation of SLE

Answer 17

• malar photosensitive rash

- vascular changes (nailfold changes & livedo)

Question 18

cutaneous manifestation of RA

Answer 18

nodules, nailfold infarcts and vasculitis leg ulcers

Question 19

cutaneous manifestation of localised systemic sclerosis

Answer 19

CREST

Question 20

cutaneous manifestation of fiddles systemic sclerosis

Answer 20

• sclerodactyly
• raynauds
• nail fold changes
• widesspread sclerosis

Question 21

cutaneous manifestation of gut malignancy

Answer 21

acanthosis nigricans

Question 22

cutaneous manifestation of maliginancy

Answer 22

dermatomyositis

Question 23

cutaneous manifestation of scurvy

Answer 23

cork screw hairs
perifollicular haemorrhgaes
bleeding gums

Question 24

cutaneous manifestation of pellagra - vitamin B3 niacin deficiency

Answer 24

3Ds

• dermatitis - photosensitive
• diarrhoea
• dementia

Question 25

cutaneous manifestation of pseudoxanthoma elasticum

Answer 25

• arterial aneurysms
• elastomas - plucked chicken
• angioid streaks

Question 26

cutaneous manifestation of NF1

Answer 26

• multiple cafe au lait spots
• axillary freckling
• lisch nodules (iris)