//fpnotebook.com/
Acne Neonatorum
Aka: Acne Neonatorum, Neonatal Acne, Acne in the Newborn
- See Also
- Newborn Skin Exam
- Epidemiology
- Onset in up to 20% of newborns
- Pathophysiology
- Maternal androgenic hormones stimulate Sebaceous Glands
- Resolves without scarring when maternal hormones wane after 3-4 months
- Signs
- Distribution: Face
- T-Zone: Forehead, nose and chin
- Characteristics
- Comedones (typically closed comedones)
- Inflammatory Papules, Pustules and Nodules 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]