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The American Society of Dermatopathology
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Case Study of the Month
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Interactive Case Study - October 2020
Infant with a papular rash
Carli P. Whittington, MD; Laura A. Greene, MD
Question 1:
A healthy 7-month-old male infant presented with persistent red and white “pimples” that developed at 6 months of age. Physical exam revealed a folliculocentric papulopustular eruption involving the scalp, face, axillae, back, and groin. A biopsy was performed.
Figure A.
Figure B.
Figure C.
Which of the following is the best diagnosis?
A.
Acropustulosis of infancy
B.
Eosinophilic pustular folliculitis of infancy
C.
Erythema toxicum neonatorum
D.
Scabies infestation
E.
Transient neonatal pustular melanosis