Papulosquamous Diseases

Question 1

Lichen Planus

Answer 1

topical or intralesional corticosteroids
• short courses of oral prednisone (rarely)
• phototherapy or oral retinoids or systemic immunosuppressants (e.g. azathioprine, methotrexate,
cyclosporine) for extensive or recalcitrant cases

Question 2

Pityriasis Rosea

Answer 2

none required; clears spontaneously in 6-12 wk

• symptomatic: topical glucocorticoids if pruritic, cool compresses, emollients

Question 3

Psoriasis Local Disease

Answer 3

1 Topical high-potency steroids: 
2 Vitamin A and vitamin D ointment help get the patient off steroids. The
vitamin D agent is calcipotriene. 
3 Coal tar preparation
4 Pimecrolimus and tacrolimus

Question 4

Psoriasis Extensive Disease

Answer 4

1. Ultraviolet light
2. Antitumor necrosis factor (TNF) inhibitors (etanercept, adalimumab,
   infliximab)
3. Methotrexate: It
   is a drug of last resort except for psoriatic arthritis.