Although its significance remains unknown, it has recently been reported that epidermal papillomatous hyperplasia could be frequently found in extramammary Paget's disease (EMPD). The simultaneous occurrence of EMPD and various human-papillomavirus (HPV)-associated neoplasms has also been reported. We report a case of a perianal EMPD with multiple verrucous papules on its surface. Histologically, the verrucous papules consisted of two distinct histological patterns; one showed numerous Paget's cells within the hyperplastic epidermis with papillomatosis, and the other showed the features compatible with condyloma acuminatum (CA). HPV-6 DNA was demonstrated in koilocytic keratinocytes of the CA by in situ hybridization. No positive signal was obtained for targeted HPV type 6/11/16/18/31/33 DNA in either the verrucous or plaque EMPD. Since the verrucous papules were localized on the plaque of EMPD, our case suggests that some undetermined EMPD-related factors may contribute to the development of epithelial hyperplasia, including HPV-associated neoplasms.
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http://dx.doi.org/10.1159/000084756 | DOI Listing |
Indian J Dermatol
October 2024
Department of Dermatology, Institute of Child Health, Kolkata, India.
Introduction: Deep mycoses acquired by penetrating trauma to the skin can have varied and sometimes atypical morphological presentations resulting in diagnostic dilemmas and delay in treatment onset. Histopathology can be a useful tool in not only diagnosing but also differentiating various deep mycoses.
Aims And Objectives: To observe various morphological presentations and histopathological features of deep fungal infections.
Cureus
November 2024
Dermatology, University of California Davis Medical Center, Sacramento, USA.
Chromoblastomycosis is an uncommon, chronic granulomatous fungal infection of the skin and subcutaneous tissue. Chromoblastomycosis is most commonly caused by the traumatic inoculation of dematiaceous (pigmented) fungi, most commonly species, species, and species. Chromoblastomycosis usually affects agricultural workers in tropical and subtropical climates.
View Article and Find Full Text PDFPhotodiagnosis Photodyn Ther
December 2024
Department of Clinical and Experimental Medicine, Section of Dermatology, University of Messina, Messina 98125, Italy. Electronic address:
Int J STD AIDS
November 2024
Department of Dermatology, Venereology, and Aesthetics, Dr Mohammad Hoesin General Hospital, Faculty of Medicine Universitas Sriwijaya, Palembang, Indonesia.
Giant condylomata acuminata (GCA) is a rare presentation of anogenital wart (AGW), invasive locally but does not metastasize. Combination therapy for GCA is suggested based on modalities and experiences. The combination of TCA and podophyllin has showed good efficacy, followed by electrocautery to eradicate warts.
View Article and Find Full Text PDFSAGE Open Med Case Rep
August 2024
Institute of Traditional Chinese Medicine of Sichuan Academy of Chinese Medicine Sciences, Chengdu City, Sichuan Province, China.
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