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http://dx.doi.org/10.1111/ddg.13280 | DOI Listing |
Indian J Dermatol Venereol Leprol
May 2022
Talwar Skin Centre, Lucknow, Uttar Pradesh, India.
Porokeratosis is a keratinization disorder with unclear etiopathogenesis, varied clinical presentation and characteristic histopathology, and is usually unresponsive to current therapeutic options. Until now, it was considered to be a clonal disorder with immunity, ultra violet radiation and other factors playing important roles in etiopathogenesis. It is now known that abnormalities in the mevalonate pathway are responsible for this clonal keratinization abnormality.
View Article and Find Full Text PDFJ Dtsch Dermatol Ges
August 2017
Department of Dermatology, Acıbadem University School of Medicine, Istanbul, Turkey.
J Cutan Pathol
December 2012
Department of Pathology, Hospital General San Juan de Dios, Guatemala City, Guatemala.
Angioimmunoblastic T-cell lymphoma (AITL) is frequently associated with skin lesions, but epidermotropic cutaneous involvement has never been described. A 37-year-old man presented with erythematous and pruriginous plaques, clinically suggestive of mycosis fungoides, distributed all over the body, 3 weeks after the last line of a polychemotherapy, given for an AITL diagnosed 1 year earlier on a lymph node biopsy. Skin biopsy showed an epidermotropic CD4(+) T-cell lymphoma, so that a diagnosis of mycosis fungoides was first proposed.
View Article and Find Full Text PDFBr J Dermatol
April 2000
Department of Dermatology, Córdoba Hospital, Córdoba, Argentina.
We describe a patient with generalized eruptive keratoacanthoma (KA) of Grzybowski showing the characteristic features of this extremely rare condition. Since the first description by Grzybowski in 1950, only 28 additional cases (including the present one) have been reported. This variety of KA most commonly affects patients during the fifth to seventh decade of life and appears as a generalized eruption of hundreds to thousands of follicular papules.
View Article and Find Full Text PDFJ Dermatol
January 2000
Department of Dermatology, Sao Paulo University, Faculty of Medicine, Brazil.
Pityrosporum folliculitis is caused by the fungus Pityrosporum ovale. It is characterized by the presence of pruriginous follicular papulae and papulae-pustules in face, upper part of the trunk, and upper limb root. It is more prevailing in places with hot and humid climates.
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