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Answers to Dermatophile questions
  1. Peter A Lio1,2,
  2. Kachiu C Lee3
  1. 1Department of Dermatology, Northwestern University Feinberg School of Medicine, Chicago, Illinois, USA
  2. 2Department of Pediatrics, Northwestern University Feinberg School of Medicine, Chicago, Illinois, USA
  3. 3Department of Dermatology, Brown University, Providence, Rhode Island, USA
  1. Correspondence to Dr Peter A Lio, 1455 North Milwaukee Avenue, 2nd Floor, Chicago, IL 60622, USA; p-lio{at}

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Answers to dermatophile questions

From the questions on page 126.

Answer to Question 1

The answer is (D), acne neonatorum. This, perhaps more accurately called neonatal cephalic pustulosis, is a benign condition that typically presents shortly after birth and resolves within the first 1–2 months of life. Infants present with acneiform papules and pustules, frequently located on the cheeks and forehead and sometimes on the chest. Neonatal cephalic pustulosis lacks the comedones of acne vulgaris. Malassezia furfur or M sympodialis colonisation may play a role in the aetiology of this condition, and the treatment consists of watchful waiting …

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  • Contributors KCL was involved in drafting the manuscript, and PAL revised and supervised the manuscript.

  • Competing interests None.

  • Provenance and peer review Commissioned; externally peer reviewed.

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