Search Results for: hyperplasia

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Differential Diagnosis in Dermatopathology

Acne vulgaris, erythematous papule vs. Rosacea, erythematous papule

An enlargement of normal pre-existing sebaceous lobules on the face, the forehead, cheeks, and nose in particular, that results in lesions seen clinically to consist of a rim of yellow papules around a central dell that represents a dilated ostium…

Clinical Case Studies

Rhinophyma with Basal Cell Carcinoma

…s of basaloid cells in the dermis with peripheral palisading and retraction artifact were observed. The surrounding skin had hyperplasia of the sebaceous glands with elongation and dilation of the ducts. Irregular fibrosis and inflammatory cell…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Epidemic of Melanoma?

…th specificity, clinically or histopathologically, until recently, being signed out evasively as “atypical melanocytic hyperplasia” “pagetoid melanocytic proliferation,” and “mild, moderate, or severe dysplasia.”…

Non-choroidal yellow melanoma showing positive staining with Sudan Black consistent with the presence of lipofuscin: a case report

Non-choroidal yellow melanoma showing positive staining with Sudan Black consistent with the presence of lipofuscin: a case report

…the case reported here. Another published cause of dermatoscopic yellow is the presence of sebaceous structures in sebaceous hyperplasia [15], nevus sebaceous and sebaceous adenoma [16]. Bryden et al. attributed the yellow color in sebaceous…

Spitz nevus on the sole of a foot presenting with transepidermal elimination

Spitz nevus on the sole of a foot presenting with transepidermal elimination

…et al.] The lesion was excised under the diagnosis of atypical melanocytic nevus. Histological examination showed epidermal hyperplasia and a symmetrical, wedge-shaped compound melanocytic lesion (Figure 3A). Junctional and intradermal nests were…

Ocular Inflammation

Ocular Inflammation

…to brake up and to evaporate, thereby resulting in dryness of the ocular surface.”[18] Occasionally extensive squamous hyperplasia of the Meibomian duct has been reported in rosacea.[19] Zengin et al., in 1995, confirmed again that patients…

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