Papulosquamous Diseases

Question 1

What is the first-line treatment for vulvar lichen sclerosus?

Answer 1

High-potency topical corticosteroids (e.g. clobetasol)

Question 2

Dyspareunia and pruritus in a postmenopausal woman with a white vulvar plaque on pelvic examination indicates:

Answer 2

Lichen sclerosus

Question 3

Six Ps of lichen planus:

Answer 3

-Polygonal,
- Planar
- Pruritic
- Purple
- Papules and
- Plaques

Question 4

Lichen planus is an inflammatory dermatitis associated with _____infection

Answer 4

Chronic hepatitis C

Question 5

The most common locations of lesions of plaque psoriasis may be remembered with the mnemonic SHREK:

Answer 5

• Scalp
• Hands
  -Rear end (Intergluteal cleft)
• Elbows
• Knees

Question 6

Well-demarcated plaques with silvery scaling on extensor surfaces and bleeding when superficial scales are removed indicate:

Answer 6

Psoriasis

Question 7

A “pencil-in-cup” deformity on X-ray is associated with

Answer 7

Psoriatic arthritis

Question 8

The ClASsification criteria for Psoriatic ARthritis (CASPAR) requires that ≥ 3 of the following 5 criteria are fulfilled:

Answer 8

• Evidence of psoriasis
• Psoriatic nail dystrophy
• Negative rheumatoid factor
• Dactylitis
• Radiologic signs

Question 9

What is first-line treatment for lichen planus?

Answer 9

High-potency topical steroids

Question 10

Lichen planus often presents on the wrists, elbows, and

Answer 10

oral mucosa

Question 11

What is the most likely diagnosis for a patient with vulvar excoriations with thin skin, an anal fissure, and partial fusion of the labia minora?

Answer 11

Vulvar lichen sclerosus

Question 12

What is the next step in management for a woman that presents with a thin, white plaque on the vulva suspicious for lichen sclerosus (itchy)?

Answer 12

Vulvar punch biopsy

Question 13

What is the likely diagnosis in a patient with erythema, pruritus, and white papules on the glans penis?

Answer 13

Penile lichen sclerosus

Question 14

What is the next step in management for SUSPECTED penile lichen sclerosus?

Answer 14

Biopsy

Question 15

1st line treatment for psoriasis?
- Mild:
- Moderate to severe(>5% of TBS):

Answer 15

• Topical corticosteroids and/or topical Vit D analog (calcipotriene cream)
• UV light

Question 16

Which skin disorder begins as a “herald patch” followed days later by other scaly, erythematous plaques in a “Christmas tree” distribution on the trunk?

Answer 16

Pityriasis rosea