Search Results for: scale

Dermoscopic characteristics of nodular squamous cell carcinoma and keratoacanthoma

Dermoscopic characteristics of nodular squamous cell carcinoma and keratoacanthoma

…iginous, reticular or linear according to the criteria of Kittler et al [22]. We evaluated for the presence of keratin crust/scale, central keratin mass, collarette, white circles, white pearls, white lines, white structureless areas and hemorrhage….

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…indings histopathologic. 10.25.4A: Perivascular dermatitis, interface, lichenoid + 10.25.4B: Predominance of lymphocytes and scale-crust atop an erosion = Lichenoid drug eruption Even at scanning magnification, a determination can be made that the…

Histologic Diagnosis of Inflammatory Skin Diseases

Pruritic urticarial papules and plaques of pregnancy

…mmatory cells and, at times, by foci of spongiosis. Slight edema in the upper part of the dermis also may contribute. Subtle scale consists of parakeratotic cells. Differential diagnosis histopathologic Urticaria spares the epidermis, and the…

Proton pump inhibitor induced Sweet’s syndrome: report of acute febrile neutrophilic dermatosis in a woman with recurrent breast cancer

Proton pump inhibitor induced Sweet’s syndrome: report of acute febrile neutrophilic dermatosis in a woman with recurrent breast cancer

…ions [39]. They not only created and studied an adverse drug reaction probability scale (Table 1), but also found that their scale was reliable and valid for: (1) assessing a potential adverse drug reaction and (2) assigning a probability category….

Histologic Diagnosis of Inflammatory Skin Diseases

Elastosis perforans serpiginosa

…phils, and red-staining elastic fibers that are thickened Correlation clinicopathologic Keratotic excrescences are formed of scale-crusts that seem to emerge from dilated ostia of infundibula and that represent the distal end of epithelial channels…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Figurate Erythemas?

…e arcuate, annular, and polycyclic outlines. The advancing rim, elevated and red, is typified further by tiny collarettes of scale positioned along its inner margin. Advancing lesions leave in their wake degrees variable of hyperpigmentation. Biopsy…

Dermoscopic findings in reactive perforating collagenosis

Dermoscopic findings in reactive perforating collagenosis

…e 4). The homogeneous yellowish-brown structureless area observed at the center of the lesion was found to correspond to the scale-crust; the whitish rim to the epidermal invagination, the thickness of which varied in some areas; and the pink-white…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Ichthyoses?

…bullous congenital ichthyosiform erythroderma, as the name denotes, is an inflammatory process; true ichthyoses are not. The scales in nonbullous congenital ichthyosiform erythroderma tend to be small and delicate, rather than large and platelike….

Histologic Diagnosis of Inflammatory Skin Diseases

Impetigo contagiosa

…opathologically, in evolving and fully developed lesions, they show spongiform and subcorneal pustules, and in late lesions, scale-crusts laden with neutrophils. Clinically, bullous impetigo, which is nothing other than a blistering manifestation of…