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Pityriasis rotunda is a rare dermatosis characterized by circular, dusty scaling, dyschromic patches, quite asymptomatic and mostly described in Japanese and blacks. The authors have seen three cases of pityriasis rotunda in a Sardinian family that are to be added to two other similar reports. The patients were all in good health.
A. Lodi +4 more
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Abstract: We conducted a prospective study of 20 patients with pig. menting pityriasis alba (PPA) over a period of two years. Characteristic morphology revealed a central zone of bluish hyperpigmentation surrounded by a hypopigmented, slightly scaly halo of variable width. All patients displayed lesions on the face. Concomitant extrafacial Involvement
Du Toit M.J., Jordaan H.F.
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Dermatologic Clinics, 2003
Pityriasis versicolor is a mild or chronic condition characterized by scaly hypopigmented or hyperpigmented lesions usually affecting the trunk. The lesions vary depending on tropical or temperate climates. The disease seems to occur mainly at adolescence when the sebaceous glands are more active.
Aditya K, Gupta +3 more
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Pityriasis versicolor is a mild or chronic condition characterized by scaly hypopigmented or hyperpigmented lesions usually affecting the trunk. The lesions vary depending on tropical or temperate climates. The disease seems to occur mainly at adolescence when the sebaceous glands are more active.
Aditya K, Gupta +3 more
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International Journal of Dermatology, 1986
A 13‐year‐old boy and his sisters (11 and 14, respectively] consulted us for the same derniatoses. The boy and the elder sister had been suffering for over 4 years, while the younger sister was in her first year of the disease. The clinical pictures were alike: many circular or oval patches of furfuraceous desquamation scattered over the trunk and ...
A M, Zina, S, Ubertalli, S, Bundino
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A 13‐year‐old boy and his sisters (11 and 14, respectively] consulted us for the same derniatoses. The boy and the elder sister had been suffering for over 4 years, while the younger sister was in her first year of the disease. The clinical pictures were alike: many circular or oval patches of furfuraceous desquamation scattered over the trunk and ...
A M, Zina, S, Ubertalli, S, Bundino
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Journal of the European Academy of Dermatology and Venereology, 2002
ABSTRACTPityriasis versicolor is a common superficial fungal infection of the skin. It is caused by Malassezia spp., which are normal human saprophytes. Under certain conditions, both exogenous and endogenous, the fungus can convert from a yeast to a pathogenic mycelial form.
A K, Gupta, R, Bluhm, R, Summerbell
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ABSTRACTPityriasis versicolor is a common superficial fungal infection of the skin. It is caused by Malassezia spp., which are normal human saprophytes. Under certain conditions, both exogenous and endogenous, the fungus can convert from a yeast to a pathogenic mycelial form.
A K, Gupta, R, Bluhm, R, Summerbell
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2010
The common superficial infection caused by Malassezia yeasts raises even today several questions concerning important pathogenetic and therapeutical aspects like an effective prevention therapy.
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The common superficial infection caused by Malassezia yeasts raises even today several questions concerning important pathogenetic and therapeutical aspects like an effective prevention therapy.
openaire +2 more sources

