Miscellaneous

Question 1

What is this a presentation of?
Lesions on flexor aspects of wrists, forearms, ankles and legs. Itchy papular rash, white lacy markings, often at site of trauma.

Answer 1

Lichen planus

Question 2

What is the phenomenon called when lichen planus arises at the site of trauma?

Answer 2

Koebner phenomenon

Question 3

What is the treatment for lichen planus?

Answer 3

Topical steroids

Question 4

What is this a presentation of?

Elderly, blistering skin. Itchy, tense blisters around flexures, heals without scarring, mouth is spared.

Answer 4

Bullous pemphigoid

Question 5

What would a skin biopsy of bullous pemphigoid show?

Answer 5

IgG and C3 at the dermoepidermal junction

Question 6

What is the treatment for bullous pemphigoid?

Answer 6

Potent topical steroids

Question 7

What is this a presentation of?

<40 years old, blistering of the skin. Mucosal involvement, mouth is involved. Painful but non-itching.

Answer 7

Pemphigus

Question 8

What would a skin biopsy of pemphigus show?

Answer 8

IgG against desmoglein 1 and 3

Question 9

What is the treatment for pemphigus?

Answer 9

Steroids