ochronosis

Noun

Meaning

an accumulation of dark pigment in cartilage and other connective tissue; usually a symptom of alkaptonuria or phenol poisoning

Source: WordNet

Synonyms

Hypernyms

Examples

Hydroquinone-induced ochronosis is a permanent skin discoloration that is thought to result from use of hydroquinone concentrations above 4%. Source: Internet

However, the ability of these compounds to safely lighten human skin is limited, as their use can result in putative cytotoxic metabolites, unwanted depigmentation, irritant dermatitis and ochronosis. Source: Internet

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