Dermatologist Certificate Pediatric and Special Population Dermatology

Question 1

What is the most common skin condition in neonates presenting as erythematous macules with white or yellow papulopustules on an otherwise healthy newborn?

Accepted Answer

Erythema toxicum neonatorum

Answer

Erythema toxicum neonatorum is a benign, self-limiting eruption in healthy term newborns characterized by erythematous macules and papulopustules filled with eosinophils, resolving within 1–2 weeks.

Question 2

A port-wine stain (nevus flammeus) on the face in a V1 trigeminal distribution should prompt evaluation for which syndrome?

Accepted Answer

Sturge-Weber syndrome

Answer

Port-wine stains in the V1 (ophthalmic) distribution of the trigeminal nerve are associated with Sturge-Weber syndrome, which includes ipsilateral leptomeningeal angioma, glaucoma, and seizures.

Question 3

Infantile hemangiomas reach their peak size at approximately what age?

Accepted Answer

3–5 months of age

Answer

Infantile hemangiomas are absent or barely visible at birth, proliferate rapidly in the first 3–5 months of life reaching peak size, then slowly involute over years.

Question 4

Which topical medication is first-line for treating cradle cap (infantile seborrheic dermatitis) on the scalp?

Accepted Answer

Gentle emollient oils and mild antifungal shampoos

Answer

Cradle cap is managed with gentle emollient oils to loosen scales followed by mild ketoconazole or antifungal shampoos, reserving low-potency steroids for resistant cases.

Question 5

Epidermolysis bullosa (EB) is caused by mutations in genes encoding which structural proteins?

Accepted Answer

Keratin, laminin, collagen VII, or other structural proteins of the dermoepidermal junction

Answer

EB is a heterogeneous group of mechanobullous disorders caused by mutations in genes encoding structural proteins including keratins (simplex), laminin-332 (junctional), or collagen VII (dystrophic).

Dermatologist Certificate Practice Test

Dermatologist Certificate Practice Test

Dermatologist Certificate Pediatric and Special Population Dermatology