Search Results for: hypergranulosis

Histologic Diagnosis of Inflammatory Skin Diseases

Graft-versus-host disease/Eruption of lymphocyte recovery

…able epidermis thinned focally, punctuated by individual necrotic keratocytes in the basal layer and above it, and marked by hypergranulosis, at least in foci, and a cornified layer altered by parakeratosis in loci and by compact orthokeratosis. The…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…the atrophic stage of that disease in which a lesion largely has resolved, (2) classic discoid lupus erythematosus, but the hypergranulosis militates against that diagnosis, and (3) graft-versus-host reaction that may be indistinguishable…

Differential Diagnosis in Dermatopathology

Lichen planus vs. Lichenoid secondary syphilis

Papules on skin and mucous membranes that result from infection of keratinocytes by different types of papillomavirus and classified according to their silhouettes, to wit, papillated (verrucae vulgares on different sites such as volar skin, i.e.,…

Differential Diagnosis in Dermatopathology

Atrophic lichen planus vs. Atrophic discoid lupus erythematosus

Papules on skin and mucous membranes that result from infection of keratinocytes by different types of papillomavirus and classified according to their silhouettes, to wit, papillated (verrucae vulgares on different sites such as volar skin, i.e.,…

Histologic Diagnosis of Inflammatory Skin Diseases

Drug eruptions

…certain findings enable differentiation of the authentic disease from the simulator of it, e.g., focal parakeratosis, focal hypergranulosis, many individual necrotic keratocytes (some of them in clusters), and the presence at times of eosinophils;…

Differential Diagnosis in Dermatopathology

Lichen planus vs. lichenoid drug eruption

Papules on skin and mucous membranes that result from infection of keratinocytes by different types of papillomavirus and classified according to their silhouettes, to wit, papillated (verrucae vulgares on different sites such as volar skin, i.e.,…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…rmatitis + 10.5.33B: Lymphocytes around venules and eosinophils in the interstitium of the reticular dermis, and acanthosis, hypergranulosis, and compact orthokeratosis + 10.5.33C + 10.5.33D = Response to an assault by an arthropod with lichen…