Exogenous ochronosis in melasma: A study from South India

Cerebral Phaeohyphomycosis: A Rare Case from South India

Background and Importance Cerebral phaeohyphomycosis is a rare but frequently fatal clinical entity caused by dematiaceous fungi like Cladophialophora bantiana. Clinical signs and symptoms related to fungal brain abscess can be subtle, and its imaging appearance may be indistinguishable from those of other intracranial mass lesions. Still, recognition of typical imaging patterns on CT and MRI ...

Clinical profile and predictors of Severe Dengue disease : A study from South India

Exogenous 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...

A study on radon and thoron progeny levels in dwellings in South India

Background: Decay products of radon and thoron present in indoor environment are the most important sources of radiation from natural sources which affect human beings, since general public spend at lest 80% of their time in indoor. Materials and Methods: Air samples were collected for measuring the concentration of radon and thoron daughter products from various indoor environments d...

Dermoscopic 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...