ATI RN
Pediatric Integumentary System Questions
Question 1 of 5
Incontinentia pigmenti is associated with all of the following EXCEPT
Correct Answer: A
Rationale: Incontinentia pigmenti is an X-linked dominant disorder, lethal in males (not females), and associated with skin lesions (streaks/vesicles), alopecia, hypodontia, microphthalmos, and seizures. Lethality in females is incorrect.
Question 2 of 5
Which is not true of topical corticosteroids?
Correct Answer: D
Rationale: A, B, and C are true: topical corticosteroids relieve itching, fluorinated ones are more potent with more side effects. D is false as potency varies, not just formulation.
Question 3 of 5
Which therapy is recommended for port-wine nevus?
Correct Answer: D
Rationale: Laser therapy (e.g., pulsed dye laser) is the standard treatment for port-wine stains, targeting vascular lesions effectively.
Question 4 of 5
A 13-year-old boy experiences a single 8-cm annular lesion with a raised border with fine, adherent scales. Approximately 5-7 days later, he experiences a widespread, symmetric eruption involving the trunk with multiple, ovoid, maculopapular lesions less than 1 cm in diameter that are pink to brown. Which is the most likely diagnosis?
Correct Answer: C
Rationale: Pityriasis rosea starts with a herald patch (annular lesion) followed by a symmetric trunk eruption.
Question 5 of 5
Which is the most common cause of impetigo?
Correct Answer: B
Rationale: Staphylococcus aureus is the most common cause of impetigo, often with golden crusts.