Search Results for: hyperplasia

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Histologic Diagnosis of Inflammatory Skin Diseases

"Folliculitis" (Infundibulitis)

…nied by comedones, but often is joined by firm papules, and on the nose by a combination of infundibular cysts and sebaceous hyperplasia (rhinophyma). Pyoderma gangrenosum often starts out as suppurative infundibulitis and galvanizes to become…

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.”…

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

Figurate Erythemas?

…e centrifugum produces a specimen whose sections show discrete mounds of parakeratosis, foci of spongiosis, slight epidermal hyperplasia, and a superficial perivascular infiltrate of lymphocytes associated with a few extravasated erythrocytes in an…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…dermis common 10. No dull pink globules within the epidermis as a rule 11. Hyperkeratosis, hypergranulosis, and spinous-cell hyperplasia usual 11. Hyperkeratosis not prominent; no hypergranulosis usually; little epidermal hyperplasia 12. No evidence…

A verrucous plaque on the lower leg

A verrucous plaque on the lower leg

…h CBC was within 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…

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