Leucoderm L81.5

Author: Prof. Dr. med. Peter Altmeyer

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Last updated on: 06.07.2021

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Definition
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Circumscribed, temporary, post-inflammatory depigmentation due to different mechanisms, which occurs during or in the wake of skin diseases or their treatment (intra- and/or perilesional), e.g. in pityriasis versicolor, atopic eczema, psoriasis vulgaris in syphilistic exanthema (syphilitic leukoderm) The size of the depigmentations is defined by the preceding lesions.

Etiopathogenesis
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Chemical inhibition of melanogenesis, disturbance in the transport mechanism of melanosomes, UV absorption in scale deposits.

The so-called pseudoleukoderm does not involve disorders of melanocyte function but simple contrast phenomena which occur as in Psseudoleucoderma psoriaticum due to dithranol staining of the surrounding healthy skin.

Clinical features
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Diseases that can trigger or are associated with leukoderms:

Therapy
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Therapy is not necessary. Cover with camouflage e.g. Covermark, Dermacolor. If necessary, treatment of the underlying disease.

Disclaimer

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

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Last updated on: 06.07.2021