Peds
Acne Neonatorum
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Acne Neonatorum
, Neonatal Acne, Acne in the Newborn
See Also
Newborn Skin Exam
Epidemiology
Onset in up to 20% of newborns
Pathophysiology
Maternal androgenic
Hormone
s stimulate
Sebaceous Gland
s
Resolves without scarring when maternal
Hormone
s wane after 3-4 months
Signs
Distribution: Face
T-Zone: Forehead, nose and chin
Characteristics
Comedones (typically closed comedones)
Inflammatory
Papule
s,
Pustule
s and
Nodule
s may occur
Differential Diagnosis
Neonatal Pustules and Vessicles
Hyperandrogenism
(e.g. adrenal cortical hyperplasia)
Consider in severe, refractory and persistent cases
Management
Resolves spontaneously without treatment
Treatment can be used if parents wish
Over the counter acne soaps (low pH)
Sparing use of
Benzoyl Peroxide
lotion 2.5% (test first on antecubital fossa)
References
Claudius and Behar in Herbert (2020) EM:Rap 20(8): 5-7
Katsambas (1999) Int J Dermatol 38:128-30 [PubMed]
O'Connor (2008) Am Fam Physician 77:47-52 [PubMed]
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