Search Results for: papillomatosis of gougerot-carteaud

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Differential Diagnosis in Dermatopathology

Epidermolytic hyperkeratosis vs. Plane wart

Lightly pigmented thin plaques formed by closely apposed papules, initially and sometimes only tiny, but sometimes large and polypoid. The plaques are often traversed by skin folds. There is a predisposition for intertriginous areas. The condition…

Differential Diagnosis in Dermatopathology

Syringocystadenoma papilliferum vs. Hidradenoma papilliferum

Lightly pigmented thin plaques formed by closely apposed papules, initially and sometimes only tiny, but sometimes large and polypoid. The plaques are often traversed by skin folds. There is a predisposition for intertriginous areas. The condition…

Linear verrucous hemangioma—a rare case and dermoscopic clues to diagnosis

Linear verrucous hemangioma—a rare case and dermoscopic clues to diagnosis

…ridges, and vascular dilatations in the papillary dermis extending to subcutaneous tissue (H&E, 4x). (b) Hyperkeratosis, papillomatosis, acanthosis, and dilated blood vessels in the dermis (H&E, x10). (c) Small and thinwalled dilated…

Obligate and facultative paraneoplastic dermatoses: an overview

Obligate and facultative paraneoplastic dermatoses: an overview

…ipe palms may be seen [10,11] (Figure 1). Skin biopsy is rarely necessary.Common histopathologic findings arehyperkeratosis, papillomatosis, acanthosis alongside epidermal atrophy, and absence of an inflammatory infiltrate. Figure 1. Acanthosis…

An unusual lesion on the nose: microvenular hemangioma

An unusual lesion on the nose: microvenular hemangioma

…e (a), and columella (b). [Copyright: ©2018 Mansur et al.] Histologically, hyperkeratosis, irregular acanthosis, and minimal papillomatosis were observed in the epidermis. Small and medium-caliber, irregularly branched vessels, lined by a single…

A verrucous plaque on the lower leg

A verrucous plaque on the lower leg

…normal limits. A biopsy was obtained from the verrucous plaque. Histopathologic findings revealed epidermal hyperplasia and papillomatosis. Granulomas were noted in the dermis showing central suppuration and necrosis (Figure 2). A marked plasma…

Differential Diagnosis in Dermatopathology

Verrucous seborrheic keratosis vs. Verrucous epidermal nevus

Lightly pigmented thin plaques formed by closely apposed papules, initially and sometimes only tiny, but sometimes large and polypoid. The plaques are often traversed by skin folds. There is a predisposition for intertriginous areas. The condition…

Differential Diagnosis in Dermatopathology

Discussions

…re-existing condyloma acuminatum. Carcinoma cuniculatum conceivably could arise in pre-existing mosaic warts and florid oral papillomatosis may be squamous-cell carcinoma secondary to infection of oral epithelium by papillomavirus. Bowenoid…

Differential Diagnosis in Dermatopathology

Leukocytoclastic vasculitis vs. livedo vasculitis

Lightly pigmented thin plaques formed by closely apposed papules, initially and sometimes only tiny, but sometimes large and polypoid. The plaques are often traversed by skin folds. There is a predisposition for intertriginous areas. The condition…

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