Search Results for: erosion

Acantholytic dyskeratotic acanthoma: case report and review of the literature

Acantholytic dyskeratotic acanthoma: case report and review of the literature

…ma skin cancer or melanoma. Cutaneous examination revealed a 10 x 4 mm plaque beneath the left breast (Figure 1). A 3 x 3 mm erosion was present in the center of the lesion. An excisional biopsy was performed. Figure 1. Distant (A) and closer (B)…

Reticular telangiectatic erythema: case report and literature review

Reticular telangiectatic erythema: case report and literature review

…ting may be helpful to establish a diagnosis. Pressure dermatitis may initially present as erythema; yet there is subsequent erosion of the overlying skin. Similar to subcutaneous implantable cardioverter-defibrillator-associated reticular…

Histologic Diagnosis of Inflammatory Skin Diseases

Subcutaneous Fat: Panniculitis

…nd eosinophils in the subcutaneous fat, like that in the dermis, is typical of a response to an assault by an arthropod. The erosion covered by crust represents the actual site of the “bite.” Figure 5.393 A&B. Granuloma annulare:…

Metastatic papillary thyroid carcinoma to the nose mimicking basal cell carcinoma: report and review of cutaneous metastases of papillary thyroid cancer

Metastatic papillary thyroid carcinoma to the nose mimicking basal cell carcinoma: report and review of cutaneous metastases of papillary thyroid cancer

…ifficulty breathing. Cutaneous examination showed an asymptomatic 7 x 7 mm violaceous non-telangiectatic nodule with central erosion on the right nasal tip (Figure 1). Microscopic examination of a 2 mm punch showed scale crust and parakeratosis…

Histologic Diagnosis of Inflammatory Skin Diseases

Atopic dermatitis

…y (excoriations) Necrosis of keratocytes in foci across the upper part of the epidermis; ragged base of the zone of necrosis Erosions, ulcers, and crusts Fibrosing granulation tissue in a thin zone immediately beneath an intact (re-epithelialized)…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…is and ballooning, intraepidermal vesicles and pustules, and necrosis) uncommon 9. Evidence of injury to the epidermis (spongiosis and ballooning, intraepidermal vesicles and pustules, and necrosis) nearly invariable 10. Erosion and ulceration…

Histologic Diagnosis of Inflammatory Skin Diseases

Lymphomatoid papulosis

…ing the dermoepidermal junction in conjunction with vacuolar alteration Spongiosis and even spongiotic vesiculation at times Erosion, ulceration, and scale-crust at times, the latter sometimes having neutrophils Monomorphous type, fully developed…