43 How to cite this article: Acharya R, Gyawalee M. Uncommon presentation of Pityriasis versicolor; hyper and hypopigmentation in a same patient with variable treatment response. Our Dermatol Online. 2017;8(1):43-45. Submission: 20.02.2016; Acceptance: 06.06.2016 DOI:10.7241/ourd.20171.11 Uncommon presentation of Pityriasis versicolor; hyper and hypopigmentation in a same patient with variable ...

BACKGROUND Pityriasis versicolor is a superficial infection of the stratum corneum which caused by a group of yeasts formerly named pityrosporium. The taxonomy of these lipophilic yeasts has recently been modified and includes seven species referred as Malassezia. The aim of this study is to compare the distribution of Malassezia species isolated from pityriasis versicolor lesions and those iso...

The objectives of this study were to investigate the frequency of pityriasis versicolor occurrence and to identify yeasts of the genus Malassezia in patients at the mycology laboratory of the Federal University of Goiás, in Goiânia, State of Goiás. Ninety-five cases of pityriasis versicolor were diagnosed, and four species of Malassezia were identified: Malassezia furfur, Malassezia sympodialis...

BACKGROUND Malassezia species are lipophilic yeasts found on the skin surface of humans and other warm-blooded vertebrates. It is associated with various human diseases, especially pityriasis versicolor, which is a chronic superficial skin disorder. OBJECTIVES The aim of the present study was to identify Malassezia species isolated from patients' samples affected by pityriasis versicolor, usi...

Pityriasis lichenoides is an uncommon, acquired, papulosquamous disorder that exhibits various clinical presentations, including acute, chronic, and febrile ulceronecrotic Mucha- abermann forms. Pityriasis lichenoides chronica (PLC) is the chronic form of this continuum. Its treatment is challenging for patients and clinicians and some cases are multidrug resistant. Today, this disorder has man...

Epidermodysplasia verruciformis is a rare inherited skin disorder spread by HPV, with cases linked to chromosome X. It is characterized by hypo- or hyper-pigmented macular lesions, pityriasis versicolor-like lesions and an early tendency to develop skin malignancies. We present a case of epidermodysplasia verruciformis with a variety of lesions such as multiple plane warts, pityriasis versicolo...

Pityriasis rubra pilaris is an uncommon inflammatory dermatosis that is well recognized across the globe. Erythroderma is a common presentation. A precise diagnosis of pityriasis rubra pilaris is based on morphologic features and is classified into 6 types: classic adult onset (type I), atypical adult (type II), classic juvenile (type III), circumscribed juvenile (type IV), atypical juvenile (t...