Exogenous ochronosis--a diagnostic challenge.

Abstract

Exogenous ochronosis has been reported worldwide following long-term application of skin-lightening creams that contain hydroquinone, phenol or resorcinol. This report documents six patients presenting in Singapore with greatly differing facial dyschromias and discusses the diagnostic difficulties.

• Authors: Siak-Khim Tan
• Journal: Journal of cosmetic dermatology (J Cosmet Dermatol) Vol. 9 Issue 4 Pg. 313-7 (Dec 2010) ISSN: 1473-2165 [Electronic] England
• PMID: 21122051 (Publication Type: Case Reports, Letter)
• Copyright: © 2010 Wiley Periodicals, Inc.

Chemical References

• Dermatologic Agents
• Hydroquinones
• Phenols
• Resorcinols

Topics

• Asian People
• Dermatologic Agents (adverse effects)
• Diagnosis, Differential
• Facial Dermatoses (chemically induced, diagnosis, pathology)
• Female
• Humans
• Hydroquinones (adverse effects)
• Hyperpigmentation (chemically induced, diagnosis, pathology)
• Melanosis (diagnosis)
• Middle Aged
• Ochronosis (chemically induced, diagnosis, pathology)
• Phenols (adverse effects)
• Resorcinols (adverse effects)