Pachy scaly red rashes

Question 1

Causes

Answer 1

Discoid eczema
Guttate psoriasis
acrodermatitis enteropathica
pityriasis rosea
drug rash
syphilis

Question 2

Atopic Dermatitis

Answer 2

onset infancey
family predisposition
Clinical
-pruritis worse at night
-exacerbations (decreas humidity/ excess sweating/ irritant/ allergens)
Location: face/ scalp/ extensor surface infants/ flexor older
Complications
-infections
Mx
-emmolients
-sun exposure
-topical steroids

Question 3

Psoriasis

Answer 3

autoimmune
Cx:
-increased water loss
- pain from fissures
-increased skin cancer

Question 4

Psoriasis Clinical

Answer 4

Dry scaly rash
-erythematous plaques
-patches
-papules
-pruritic
-silver scale
2/3 nail changes
-pitting
-onycholysis
arthropathy