Search Results for: scale-crust

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Chondrodermatitis Nodularis Helicis?

…chondrodermatitis nodularis helicis, consist of papules or nodules, and they tend to become eroded, ulcerated, fissured, and crusted, also as a result of the external trauma. As might be expected, the constellation of papular and nodular lesions…

Histologic Diagnosis of Inflammatory Skin Diseases

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…exuberant manifestation of pemphigus vulgaris in which countless eosinophils are present in a thickened epidermis covered by scalecrust. At scanning magnification, aspects of pemphigus vulgaris are not apparent; higher magnification is required to…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Colors Stereotypical for Diseases Specific?

…rangement of lesions, pertain to characteristics morphologic of individual lesions themselves: changes in the surface (e.g., scale or crust); the outline of lesions (e.g., polygonal or oblong); and consistency, as judged by palpation (e.g.,…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…nd perifolliculitis shown is not specific, but were it on a face, it could be that of acne vulgaris or of rosacea. Mounds of scalecrust at the lips of an infundibular ostium indicate that seborrheic dermatitis is concurrent in this patient….

Histologic Diagnosis of Inflammatory Skin Diseases

"Folliculitis" (Infundibulitis)

…mooth infundibular papules in the axillae and periareolar region of women. Seborrheic dermatitis is accompanied by mounds of scalecrust at the lips of infundibular ostia. Rosacea, and its variants, perioral and periocular dermatitis, is affiliated…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…eic dermatitis, not only because the biopsy specimen did not come from the face or chest, but because there are no mounds of scalecrust at lips of the infundibular ostium. A subtle “plug” of corneocytes is present in the infundibular…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…n those in dermis, and elongated mounds of parakeratosis = Mycosis fungoides, plaque Elongated mounds of parakeratosis or of scalecrust are seen often in patches and plaques of indubitable mycosis fungoides, such as in the example depicted here….

The dermoscopic variability of Degos disease at different stages of progression

The dermoscopic variability of Degos disease at different stages of progression

…by an erythematous halo (Figure 1a), while papules of longer duration displayed a central ulceration covered by a yellowish crust and were surrounded by a whitish rim (Figure 2a). Finally, porcelain-white scars with a reddish or hyperpigmented halo…

Zosteriform cutaneous leishmaniasis diagnosed with the help of dermoscopy

Zosteriform cutaneous leishmaniasis diagnosed with the help of dermoscopy

…srael a month before the rash appeared. On examination, two erythematous nodules, with a central ulcer covered with a yellow crust, were evident on the upper right back (Figure 1A). An erythematous papule was evident as a satellite lesion. Three…