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Crust

Author:Prof. Dr. med. Peter Altmeyer

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Last updated on: 29.10.2020

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Synonym(s)

Bark; crust; Crusta

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DefinitionThis section has been translated automatically.

Dried mass of secretions, exudates or blood on the skin surface or on wounds.

EtiologyThis section has been translated automatically.

Discharge and drying of pus, blood or serum from skin lesions.

Clinical pictureThis section has been translated automatically.

Depending on the type of secretion, the crust may be dirty dark brown-yellow (pus), dark brown-red to blackish (blood) or golden yellow (serum). When several crusts are piled up on top of each other, the crusts are layered like oyster shells and are called rupia.

LiteratureThis section has been translated automatically.

  1. Altmeyer P (2007) Dermatological differential diagnosis. The way to clinical diagnosis. Springer Medicine Publishing House, Heidelberg
  2. Nast A, Griffiths CE, Hay R, Sterry W, Bolognia JL. The 2016 International League of Dermatological Societies' revised glossary for the description of cutaneous lesions. Br J Dermatol. 174:1351-1358.

  3. Ochsendorf F et al (2017) Examination procedure and theory of efflorescence. Dermatologist 68: 229-242

Authors

Last updated on: 29.10.2020

Author: Prof. Dr. med. Peter Altmeyer