Dermatology

Question 1

1. E.D. is a postterm infant with lesions of varying morphology, including wheals, vesicles and pustules, on her trunk. You suspect E.D. has:
   a. Cutis marmorata
   b. Erythema toxicum neonatorum
   c. Milia
   d. Contact dermatitis

Answer 1

b. Erythema toxicum neonatorum

Question 2

2. What is the best treatment for E.D?
   a. Topical antibiotics
   b. Topical steroids
   c. A moisturizer
   d. No treatment necessary since E.D’s condition will resolve spontaneously in 5 -7 days

Answer 2

d. No treatment necessary since E.D’s condition will resolve spontaneously in 5 -7 days

Question 3

3. You examine A.A, a newborn, and observe numerous white popular lesions on the cheeks, forehead, and nose. You suspect either milia or neonatal acne. Which physical finding helps confirm a diagnosis of milia?
   a. Papular lesions are intermixed with pale yellow macules
   b. Papular lesions have erythematous circular ring at the base
   c. Papular lesions are surrounded by lacy-blue area with erythematous mottling
   d. Papular lesions, yellow in color, are observed on the hard palate

Answer 3

d. Papular lesions, yellow in color, are observed on the hard palate

Question 4

4. Newborn W.T. has a vascular lesion that eill not fade as she gets older. What is your diagnosis?
   a. Salmon patch
   b. Capillary hemangioma
   c. Café au lait spot
   d. Port wine stain

Answer 4

d. Port wine stain

Question 5

5. In infants, the lesions associated with atopic dermatitis are most likely to be distributed on the:
   a. Cheeks and forehead
   b. Wrists and ankle
   c. Antecubital and popliteal fossae
   d. Flexural surfaces

Answer 5

a. Cheeks and forehead

Question 6

6. While examining 7 year old A.D scalp, you note three small patches of hair loss. Broken hair is present, as is erythema and scaling. On the basis of this information, which of the following diagnoses is most likely?
   a. Tinea capitis
   b. Traction alopecia
   c. Trichotillomania
   d. Alopecia areata

Answer 6

a. Tinea capitis

Question 7

7. R.H. is 2 years old. Her mother calls and reports a rash consisting of redness with yellow-white bumps all over her body except for the palms and soles. The infant most likely has:
   a. Erythema toxicum
   b. Transient neonatal pustular melanosis
   c. Molluscum contangiosum
   d. Milia

Answer 7

a. Erythema toxicum

Question 8

8. The mother of 4 month old infant states that the baby has been irritable and has not been sleeping well. During the physical examination, you note papular lesions on his feet and erythematous papules over his back. To confirm your suspicion of scabies, you would order a:
   a. Wood’s lamp examination
   b. Microscopic skin scraping
   c. KOH preparation of skin scraping
   d. Skin culture

Answer 8

b. Microscopic skin scraping

Question 9

9. Having confirmed the diagnosis of scabies, the treatment of choice would be:
   a. Permethrin 5%
   b. Lindane 1%
   c. Sulfur ointment 6%
   d. Crotamiton 10%

Answer 9

a. Permethrin 5%

Question 10

10. C.V. 7 months old, presents with beefy red macular-papular rash in the diaper in the diaper area with satellite lesions on the abdomen. The appropriate treatment would be:
    a. Clomitrazole
    b. A & D ointment
    c. Gentian violet 2 %
    d. Conrnstarch

Answer 10

a. Clomitrazole