Synonym(s)
Ochre colour disease; Ochronosis
DefinitionThis section has been translated automatically.
Dyschromia of the skin, which is either due to a congenital metabolic defect (endogenous ochronosis/endogenous dyschromia, see below Alkaptonuria) or is caused exogenously by the use of bleaching agents containing hydroquinone(exogenous dyschromia).
ClassificationThis section has been translated automatically.
A distinction must be made between:
- Endogenous ochronosis (see below alkaptonuria)
- Exogenously acquired ochronosis (cosmetic ochronosis caused by bleach).
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Differential diagnosisThis section has been translated automatically.
Dyschromas of other genesis.
TherapyThis section has been translated automatically.
- Endogenous Ochronosis: No causal therapy possible, see below Alkaptonuria.
- Exogenous chronosis: Therapy is not necessary. Avoid the triggers.
LiteratureThis section has been translated automatically.
- Findlay GH et al (1975) Exogenous ochronosis and pigment colloid milium from hydroquinone bleaching creams. Br J Dermatol 93: 613-622
- Hortobagyi J et al (1992) A rare metabolic disorder: Alkaptonuria chronosis. Dermatologist 43: 580-582
- Teller H et al (1973) On the clinic and histopathology of endogenous ochronosis. Dermatologist 24: 537-543
Incoming links (6)
Alkaptonuria; Chromhidrosis, apocrine; Dermatitis-arthritis syndromes; Dyschromia; Ochre colour disease; Ochronosis;Disclaimer
Please ask your physician for a reliable diagnosis. This website is only meant as a reference.