psoriasis

Question 1

what is plaque psoriasis

Answer 1

most common sub-type of psoriasis
well-demarcated red, scaly patches affecting the extensor surfaces, sacrum and scalp

Question 2

what is guttate psoriasis

Answer 2

transient psoriatic rash frequently triggered by streptococcal infection
multiple red, teardrop lesions appear on the body

Question 3

exacerbating factors for psoriasis

Answer 3

trauma
alcohol
drugs: beta blockers, lithium , antimalarials, NSAIDs and ACEi, infliximab
withdrawal of systemic steroids

Question 4

chronic plaque psoriasis management

Answer 4

regular emollients
first line: potent corticosteroid and vitamin D analogue
second line: vitamin D analogue twice daily
third line: potent corticosteroids applied twice daily or coal tar preparation

Question 5

secondary care management of psoriasis

Answer 5

phototherapy
methotrexate first line
ciclosporin
systemic retinoids
biologics

Question 6

management of scalp psoriasis

Answer 6

potent topical corticosteroids

Question 7

examples of vitamin D analogues

Answer 7

calcipotriol
calcitriol
tacalcitol