Search Results for: candidiasis

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Histologic Diagnosis of Inflammatory Skin Diseases

Algorithms Predicated on “Nonspecific” Findings

…is. Click image to enlarge. + Hyphae in zones of orthokeratosis = Dermatophytosis + Pseudohyphae in zones of parakeratosis = Candidiasis + Mitotic figures above the basal layer and dilated tortuous capillaries in dermal papillae in the absence of…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Spongiform Pustular Diseases?

…y spongiform pustules. For example, such pustules may appear in conditions as disparate as rupial syphilis, dermatophytosis, candidiasis, halogenodermas, and pyoderma gangrenosum, as well as some other cutaneous manifestations of inflammatory bowel…

Histologic Diagnosis of Inflammatory Skin Diseases

Hailey-Hailey disease

…or flaccid blisters. Clinical miscues as clues to diagnosis histopathologic Hailey-Hailey disease misdiagnosed clinically as candidiasis: Denominators in common: Flaccid pustules and erosions that become confluent. Features differentiating:…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…is 10.17.18D: Paracoccidioidomycosis 10.17.18E: Coccidioidomycosis 10.17.18F: Sporotrichosis 10.17.18G: Rhinosporidiosis 10.17.18H: Chromomycosis 10.17.18I: Lobomycosis 10.17.18J: Protothecosis 10.17.18K: Aspergillosis 10.17.18L: Candidiasis

Histologic Diagnosis of Inflammatory Skin Diseases

Histiocytosis X

…es to diagnosis histopathologic Histiocytosis X (Hand-Schüller-Christian disease) on genital skin misdiagnosed clinically as candidiasis: Denominators in common: Papules set close are covered by crusts and associated often with erosions and ulcers….

Histologic Diagnosis of Inflammatory Skin Diseases

Tinea versicolor

…nd are delicate because the cornified layer maintains its basket-weave configuration. Differential diagnosis histopathologic Candidiasis is typified by longer and thinner pseudohyphae and larger spores. Dermatophytosis is characterized by longer,…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Pityrosporum Folliculitis and Demodectic Folliculitis?

…ically appear on the back, chest, and sometimes the extremities.” Klenk AS, Martin AG, Heffernan MP. Yeast infections: candidiasis, pityriasis (tinea) versicolor. In: Freedberg IM, Eisen AZ, Wolff K, et al., eds. Fitzpatrick’s…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…hanges shown here developed in a patient who was severely immunosuppressed. In that circumstance, organisms such as those of candidiasis proliferate with abandon. Vasculitis, as evidenced by thrombi in venules in the upper part of the dermis, often…

Differential Diagnosis in Dermatopathology

Discussions

…many a patient. Another white lesion of mucous membranes that may present a problem of differential diagnosis clinically is candidiasis, but there the cornified layer teems with hyphae. The importance of making a definite diagnosis of leukoplakia…

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