Publications by authors named "Carlos Atoche-Dieguez"

Kerion is a form of inflammatory tinea capitis, a fungal infection caused by various zoophilic, geophilic, and anthropophilic pathogens. Erythema nodosum (EN), a form of septal panniculitis, can be considered a dermatophyte id reaction that occurs outside the primary site of dermatophyte infection. The association between EN and kerion is rarely reported, with most cases following scalp infections.

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Article Synopsis
  • - Tinea nigra is a rare fungal infection that mainly affects the palms and soles, presenting as painless dark spots, which can be mistaken for other skin lesions.
  • - A case study of a 64-year-old woman from Yucatan, Mexico, diagnosed with tinea nigra through skin scrapings showed pigmented yeast, leading to successful treatment with topical ketoconazole.
  • - The report emphasizes the importance of thorough examinations and a proposed diagnostic algorithm to improve recognition and treatment of tinea nigra, particularly in areas where it is less common.
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Dermatophytes, fungi specialized in keratin degradation, are key agents in skin infections, commonly referred to as tineas. Tinea manuum, affecting the hands, typically presents in noninflammatory or inflammatory forms, with ulcerative manifestations rarely reported. , a relatively uncommon cause of tineas, exhibits variable prevalence influenced by geographic factors.

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This case report describes a rare occurrence of tinea capitis kerion type caused by in three siblings. The clinical presentation included pseudo-alopecic plaques with a dirty appearance, erythema, and honey-like crusts. A direct examination revealed ecto-endothrix parasitization in the hair shaft.

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Article Synopsis
  • The text discusses the significance of a specific fungal complex in causing dermatophytosis, highlighting that proper identification of its species is crucial for effective treatment due to varying antifungal susceptibilities.
  • A study characterized 55 fungal isolates from patients in Yucatán, Mexico, using both morphological analysis on Sabouraud dextrose agar and molecular sequencing of specific DNA regions.
  • The results indicated that all isolates belonged to the same complex, with different colony textures categorized as powdery or velvety, reflecting various underlying infections in the patients.
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Background: The causative agents of leprosy are the well-known and the newly discovered . This agent was found in 2008, and it was found to be the cause of diffuse lepromatous leprosy in two Mexican patients.

Objective: The objective of this work was to determine if and were present in formalin-fixed and paraffin-embedded skin samples from cases from different regions in Mexico.

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