Exogenous Ochronosis | 藥妝百科
![Exogenous Ochronosis](https://i.imgur.com/MEXDLMW.jpg)
由PABhattar著作·2015·被引用72次—Exogenousochronosis(EO)isacutaneousdisordercharacterizedbyblue-blackpigmentationresultingasacomplicationoflong-termapplicationof ...
![Exogenous Ochronosis](https://i.imgur.com/MEXDLMW.jpg)
Exogenous ochronosis (EO) is a cutaneous disorder characterized by blue-black pigmentation resulting as a complication of long-term application of skin-lightening creams containing hydroquinone but may also occur due to topical contact with phenol or resorcinol in dark-skinned individuals. It can also occur following the use of systemic antimalarials such as quinine. EO is clinically and histologically similar to its endogenous counterpart viz., alkaptonuria, which, however, exhibits systemic effects and is an inherited disorder. Dermoscopy and in vivo skin reflectance confocal microscopy are noninvasive in vivo diagnostic tools. It is very difficult to treat EO, a cosmetically disfiguring and troubling disorder with disappointing treatment options.
Keywords: Exogenous ochronosis; hydroquinone; melasma.
Exogenous Ochronosis (EO) | 藥妝百科
Exogenous Ochronosis | 藥妝百科
Exogenous Ochronosis | 藥妝百科
Exogenous ochronosis | 藥妝百科
Exogenous ochronosis After Prolonged Use of Topical ... | 藥妝百科
![](https://i.imgur.com/MEXDLMW.jpg)
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