Search Results for: hyperplasia

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Verruciform Xanthoma?

…xanthoma must be differentiated from verruca vulgaris, condyloma acuminatum, granular cell tumor with pseudoepitheliomatous hyperplasia, and verrucous carcinoma. . . . Despite the lack of intraepithelial inclusion or pronounced vacuolation, a viral…

Differential Diagnosis in Dermatopathology

Discussions

…l sebaceous carcinoma termed wrong in all textbooks of dermatology and dermatopathology “sebaceous adenoma”, the hyperplasia being symmetrical and the carcinoma asymmetrical. Sebaceous hyperplasia is a caricature of a normal sebaceous…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Lentigo Maligna?

…it “Hutchinson’s melanotic freckle”; Sagebiel, in the 1970s, referred to it as “atypical melanocytic hyperplasia”; and Reed, in the 1980s, deemed it to be “melanocytic dysplasia.” As the various titles…

Spitz and Reed nevi: acquired or congenital?

Spitz and Reed nevi: acquired or congenital?

…wever, as occasionally found in other congenital nevi, may only rarely be seen [40]. The prominent epidermal or infundibular hyperplasia together with a possible adnexotropism (in particular, syringotropism), neurotropism or myotropism suggests…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Halo Phenomenon?

…t lentiginous melanocytic hyperplasia,” “atypical melanocytic hyperplasia,” “concentric eosinophilic hyperplasia,” and “lamellar hyperplasia.” We use the designation Clark’s nevus in lieu of dysplastic…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Chondrodermatitis Nodularis Helicis?

…dule covered by prominent compact orthokeratosis and sometimes focal parakeratosis surface epidermal hyperplasia, and marked hyperplasia of infundibular epidermis associated with hypergranulosis and hyperkeratosis of infundibula. When animated…