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Linear nodules on the face: a case of facial lymphocutaneous sporotrichosis.
Br J Dermatol
January 2025
Department of Dermatology, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, State Key Laboratory of Complex Severe and Rare Diseases, National Clinical Research Center for Skin and Immune Diseases, Beijing, PR China.
Sporotrichosis in the earlobe caused by placing an earing.
Braz J Infect Dis
January 2025
Instituto Gonçalo Moniz - FIOCRUZ, Salvador, BA, Brazil; Universidade Estadual da Bahia (UNEB), Salvador, BA, Brazil. Electronic address:
A 22-year-old woman presented with an ulcer on her right earlobe 2 months ago, with inflammation and enlarged ipsilateral lymph nodes in her neck. She was treated with antibiotics without success and then was referred to an infectious disease specialist. She has a cat at home with sporotrichosis, but without direct contact with the lesion, she did not remember any scratching by the cat.
View Article and Find Full Text PDFMycobacterium tuberculosis in hepatic hilum as a cause of erythema induratum of Bazin.
Diagn Microbiol Infect Dis
December 2024
Servicio de microbiología del Hospital, Universitario Nuestra Señora, de la Candelaria, Tenerife, España.
Erythema induratum of Bazin (EIB) is a rare manifestation of cutaneous tuberculosis, typically associated with active tuberculosis infections. We present the case of a 75-year-old immunocompetent Spanish woman who developed nodular lesions on her lower limbs. Initial differential diagnoses included sporotrichosis, erythema nodosum, Sweet's syndrome, sarcoidosis, and tuberculosis.
View Article and Find Full Text PDFAnalyses of the Genetic Diversity and Population Structures of spp. Clinical Isolates from Paraíba, Brazil.
J Fungi (Basel)
December 2024
Laboratory of Mycology, Department of Pharmaceutical Sciences, Federal University of Paraiba (UFPB), João Pessoa 58051-900, Brazil.
Unlabelled: Sporotrichosis is a subcutaneous mycosis of global distribution, capable of affecting both humans and animals, and caused by species of the genus spp. This study aimed to evaluate the genetic diversity and mating type distribution of clinical isolates of human sporotrichosis in Paraíba, Brazil, to better understand the population structure, epidemiology, and diversification of this pathogen, as well as to explore possible transmission routes.
Methods: A total of 36 clinical isolates were morphologically identified, and clinical and demographic data were collected.
"Chasing Rainbows" Beyond Kaposi Sarcoma's Dermoscopy: A Mini-Review.
Dermatopathology (Basel)
November 2024
Second Dermatology Department, School of Health Sciences, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece.
The dermoscopic rainbow pattern (RP), also known as polychromatic pattern, is characterized by a multicolored appearance, resulting from the dispersion of polarized light as it penetrates various tissue components. Its separation into different wavelengths occurs according to the physics principles of scattering, absorption, and interference of light, creating the optical effect of RP. Even though the RP is regarded as a highly specific dermoscopic indicator of Kaposi's sarcoma, in the medical literature, it has also been documented as an atypical dermoscopic finding of other non-Kaposi skin entities.
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