Contact acne L70.83

Author: Prof. Dr. med. Peter Altmeyer

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Last updated on: 17.12.2021

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Synonym(s)

acne detergent; acne venenata; Contact acne; Cosmetic acne

Definition
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Contact acne triggered by comedogenic chemical compounds (Acne venenata, venenum=poison). Possible substances are organic hydrocarbon compounds, lipids, etc. (see also comedogenicity). In addition to direct contact, it can also be triggered by vapours, see also acne, occupational acne. The prototype of contact acne is pomade or tar acne.

Classification
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Contact acne includes:

  • Acne detergicans
  • Acne mechanica (chronic mechanical stress at acne-typical locations)
  • Cosmetic acne
  • Pomade acne
  • Tar acne
  • Oil acne
  • Irradiation acne (follicular hyperkeratosis in the course of irradiation therapy with ionizing radiation)
  • smoker's acne (facially localized micro- and macrocomedones in excessive smokers)

Clinical features
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Characteristically, the picture is characterized by open comedones, possibly also cysts and inflammatory follicular papules.

General therapy
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Avoid the triggering agent.

External therapy
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Keratolysis with e.g. benzoyl peroxide, vitamin A acid, isotretinoin, tretinoin, adapalene. If necessary mechanical grinding, see also acne, professional acne, acne, pomade acne, acne, oil acne.

Literature
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  1. Jansen T et al (1997) Pathogenesis and treatment of acne in childhood. Pediatric Dermatol 14:17-21.

Disclaimer

Please ask your physician for a reliable diagnosis. This website is only meant as a reference.

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Last updated on: 17.12.2021