Exogenous ochronosis masquerading refractory melasma
نویسندگان
چکیده
منابع مشابه
Erbium:YAG laser resurfacing for refractory melasma.
BACKGROUND Melasma is a facial dyspigmentation which is a common complaint in patients with darker skin tones. Many current therapies used for this condition are ineffective and can cause significant adverse effects. OBJECTIVE The purpose of this study was to evaluate the role of erbium:YAG laser resurfacing in the management of refractory melasma. METHODS Ten female patients with melasma u...
متن کاملDermoscopic and reflectance confocal microscopic features of exogenous ochronosis.
BACKGROUND Exogenous ochronosis presents as an acquired asymptomatic hyperpigmentation on photoexposed areas, predominantly over bony prominences, and is caused by the topical application of several skin-lightening agents. OBSERVATIONS We describe a 63-year-old Hispanic woman who developed exogenous ochronosis lesions on her face after using topical bleaching creams containing hydroquinone, 2...
متن کاملUse of dermoscopy for diagnosis of exogenous ochronosis.
Exogenous ochronosis consists of chronic hyperpigmentation of areas previously treated with topical agents such as hydroquinone, resorcinol, antimalarials and phenol. Early diagnosis allows to promptly suspend the causative agent and it is imperative since the available therapeutic options are scarce and have presented so far unsatisfactory results. Three cases of exogenous ochronosis on the fa...
متن کاملExogenous ochronosis hydroquinone induced: a report of four cases.
Exogenous ochronosis is an infrequent dermatosis characterized as a dark blue hyperpigmentation localized where the causing agent was applied. It may be caused by the use of systemic medication such as antimalarials and by the use of topic substances such as phenol, resorcinol, benzene, or hydroquinone, which is a fenolic compound with depigmentation action, largely used in the treatment of mel...
متن کاملPrimary Vitreoretinal Lymphoma Masquerading as Refractory Retinitis
PURPOSE To report a case of a patient with primary vitreoretinal lymphoma masquerading as retinitis. METHODS Retrospective review of the patient's clinical, histopathological and imaging records. RESULTS Cytopathology was negative for malignancy, and preliminary polymerase chain reaction results supported the diagnosis of varicella zoster virus retinitis. Therefore, the patient was treated ...
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ژورنال
عنوان ژورنال: Our Dermatology Online
سال: 2014
ISSN: 2081-9390
DOI: 10.7241/ourd.20144.72