Exogenous ochronosis: case report and literature review Ocronose exógena: relato de caso e revisão de literatura

• Main Authors: Viviane Maria Rocha Martins (Author), Antônio Renê Diógenes de Sousa (Author), Natália de Carvalho Portela (Author), Celina Aguiar Frota Tigre (Author), Lucidi Maria Saraiva Gonçalves (Author), Rômulo José de Lucena Castro Filho (Author)
• Format: Book
• Published: Sociedade Brasileira de Dermatologia, 2012-08-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Exogenous ochronosis is a rare, cosmetically disfiguring condition, resulting from the longterm use of topical hydroquinone in treatment of melasma. It manifests as gray-brown or blue-black macules in hydroquinone-exposed regions. The exact incidence of ochronosis is unknown. High rates have been re...