Parapsoriasis en plaques (overview) L41.91

Author: Prof. Dr. med. Peter Altmeyer

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Last updated on: 29.10.2020

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Synonym(s)

Brocq M.; Brocq's disease; chronic superficial dermatitis; Chronic superficial dermatitis; Dermatitis chronic superficial; Erythroderma pityriasique en plaques disséminées; M. Brocq; squamous erythroderma; Xanthoerythrodermia perstans

History
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Broqc, 1897

Definition
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Chronic dermatosis ( parapsoriasis) with reddened, pityriasiform scaling, pseudo-atrophic, disseminated foci and varying course.

Classification
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Depending on the clinic and prognosis, a distinction is made between:

In recent years, it has been increasingly accepted that the benign small-field form and the large-field form of parapsoriasis en plaques are not pathogenetically related.

Literature
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  1. Brocq LAJ (1902) Les parapsoriasis. Ann Dermatol Syphilogr (Paris) 3: 313-315, 433-468

Disclaimer

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

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Last updated on: 29.10.2020