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http://dx.doi.org/10.1111/phpp.12999 | DOI Listing |
Cureus
June 2025
Dermatology, Cheikh Khalifa International University Hospital, Mohammed VI University of Health Sciences, Casablanca, MAR.
Pemphigus vulgaris (PV) is a rare autoimmune blistering disease that typically presents with painful oral erosions followed by widespread cutaneous involvement. We report a diagnostically challenging case of PV in a 43-year-old man who initially presented with a solitary, ulcerative-crusted lesion on the parietal scalp, evolving over eight months. The lesion was clinically suggestive of infectious or neoplastic etiologies, including tinea capitis, squamous cell carcinoma, Bowen's disease, and leishmaniasis.
View Article and Find Full Text PDFJ Fungi (Basel)
April 2025
Mycology Department, Hospital General de Mexico Dr. Eduardo Liceaga, Mexico City 06720, Mexico.
Tinea nigra (TN) is a superficial fungal infection caused by the melanized fungus , characterized by irregular dark patches, typically on the palms. This systematic review aims to evaluate the epidemiology, demographic characteristics, lesion distribution, diagnostic approaches, causative agents, and treatment outcomes of TN. The PubMed and MEDLINE databases were systematically searched using relevant keywords from January 1990 to January 2025, yielding a total of 102 cases across 42 studies.
View Article and Find Full Text PDFSkin Appendage Disord
April 2025
Dermatology Department, Hospital Universitário Pedro Ernesto, Universidade do Estado do Rio de Janeiro, Rio de Janeiro, Brazil.
Introduction: Direct mycological examination and culture are the gold standard methods for diagnosing tinea capitis (Tc) despite 4-6 weeks of culture time. Meanwhile, specific trichoscopy patterns may be helpful in its diagnosis.
Methods: This retrospective, cross-sectional, observational study included 31 patients among 110 records from children with presumable clinical and trichoscopic Tc diagnosis, from two dermopediatrics centers, within 10 years.
New Microbes New Infect
June 2025
Department of Dermatology, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou, China.
A 6-year-old girl presented with brown patches on her right palm that had persisted for 5 years. Based on clinical manifestations, dermoscopy, and fungal microscopy, the child was diagnosed with tinea nigra. Molecular sequencing confirmed the pathogen as .
View Article and Find Full Text PDFCase Rep Dermatol
November 2024
Department of Dermatology, Dr. D.Y. Patil Medical College, Hospital and Research Centre, Pimpri-Pune, India.
Introduction: The annular lesions of dermatophytosis can closely resemble the plaques of psoriasis, posing significant diagnostic and treatment challenges. Methotrexate, a common treatment for psoriasis, can exacerbate the former due to its immunosuppressive effects.
Case Report: A middle-aged man with chronic plaque psoriasis was on tablet methotrexate (7.