Search Results for: epidermis

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Histologic Diagnosis of Inflammatory Skin Diseases

Epidermis

…of the outermost dead layer of the epidermis, namely, the stratum corneum or cornified layer. The structure of infundibular epidermis is indistinguishable from that of surface epidermis, both consisting of a basal, spinous, granular, and cornified…

Epidermal multinucleated giant cells are not always a histopathologic clue to a herpes virus infection: multinucleated epithelial giant cells in the epidermis of lesional skin biopsies from patients with acantholytic dermatoses can histologically mimic a herpes virus infection

Epidermal multinucleated giant cells are not always a histopathologic clue to a herpes virus infection: multinucleated epithelial giant cells in the epidermis of lesional skin biopsies from patients with acantholytic dermatoses can histologically mimic a herpes virus infection

…tion are reported. Using the PubMed database, an extensive literature search was performed on multinucleated giant cell (and epidermis, epithelial, and histiocytic) and herpes virus infection. Relevant papers were reviewed to discover the skin…

Histologic Diagnosis of Inflammatory Skin Diseases

Applicable Terms

…a macule is called a patch (Fig. 3.24). A macule can result from pigmentary abnormalities, such as increased melanin in the epidermis, as in a freckle, or decreased melanin in the epidermis, as in confetti-sized lesions of vitiligo. Pinpoint purple…

Histologic Diagnosis of Inflammatory Skin Diseases

Algorithms Predicated on “Nonspecific” Findings

…#8220;top-heavy” infiltrate in which small lymphocytes predominate = Lymphocytoma cutis     Markedly Thinned Epidermis An epidermis only a few cells thick and devoid of rete ridges. Click image to enlarge. + Smudged appearance of the…

Histologic Diagnosis of Inflammatory Skin Diseases

Mycosis fungoides

…dermatologists and pathologists, that phenomenon pertained solely to surface epidermis. But the infundibulum is just as much epidermis as is surface epidermis, the two having the very same appearance histopathologic; that being the case, it should…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…cular dermatosis, psoriasiform + 11.14.7B: Many lymphocytes in conjunction with scant spongiosis in surface and infundibular epidermis = Mycosis fungoides, plaque At scanning magnification, the changes in the epidermis and papillary dermis are…

Histologic Diagnosis of Inflammatory Skin Diseases

Embryologic Development

…etal life, nipple-shaped insertions of connective tissue, i.e., dermal papillae, fit into hollows on the undersurface of the epidermis. The follicle, but not the epidermis, epithelium of the nail unit, or epithelium of eccrine glands, is typified at…

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