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GLOSSARY : Oily skin with imperfections

Your face skin

Is there a term from the field of dermatology and cosmetics that you do not understand? Would you like to know what it means? View the full definition from the La Roche-Posay glossary.

Retentional acne

Retentional acne is a common form of acne, characterized by the presence of retentional lesions resulting from hyperkeratinization of the pilosebaceous canal. There are two types of retentional lesions: blackheads and microcysts (open and sealed blackheads).

Photos (c) Getty Images / (c) La Roche-Posay / (c) Centre Thermal de La Roche-Posay, 2004

 

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