Histologic Diagnosis of Inflammatory Skin Diseases

Atypical mycobacterial infections

Atypical mycobacterial infections Presentation stereotypical Age and sex Any age, but more often in young adults, particularly men and those who are immunocompromised Distribution of lesions Localized to a circumscribed site, that being the one of i…

Histologic Diagnosis of Inflammatory Skin Diseases

Deep fungal infections

Deep fungal infections Synonyms Mycetoma Subcutaneous mycoses Dermal mycoses Presentation stereotypical Age and sex Any age, both sexes Distribution of lesions Localized or widespread; some infections favor exposed sites; internal organs sometimes…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

Images 10.17.1A: Nodular dermatitis, granulomatous + 10.17.1B: Collections of histiocytes enveloped by lymphocytes and plasma cells, and brown spores in a multinucleate macrophage = Chromomycosis In a fully developed lesion o…