Search Results for: nodular basal-cell carcinoma

Histologic Diagnosis of Inflammatory Skin Diseases

Pityriasis rubra pilaris

…to that in the epidermis Late All the findings in lesions developed fully, except mitotic figures are not present above the basal layer, and there is no pallor of the epidermis Correlation clinicopathologic Infundibulocentric papules result from…

Histologic Diagnosis of Inflammatory Skin Diseases

Blood Vessels

…lff, M.D.) All arterioles, capillaries, and venules in the dermis are encircled by flat adventitial cells termed “veil cells.” Those cells, whose exact nature is still shrouded, are situated entirely outside the wall of a vessel and…

Linear atrophoderma of Moulin: a case report and review of the literature

Linear atrophoderma of Moulin: a case report and review of the literature

…gure 2. Normal epidermis and broad dermis. [Copyright: ©2013 Patsatsi et al.] Figure 3. Normal epidermis with hyperpigmented basal layer. [Copyright: ©2013 Patsatsi et al.] Figure 4. Thickened collagen fibers in the dermis. [Copyright: ©2013…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…: Nodular dermatitis + 10.7.4B: Lymphocytes, plasma cells, histiocytes, necrosis, fibrin, fragments of necrotic inflammatory cells and pseudocarcinomatous (infundibular) proliferation + 10.7.4C + 10.7.4D = Cat-scratch disease This pattern, namely, a…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Borderline, Minimal Deviation, and Nevoid Melanomas?

…tumors. In some of these lesions, a pattern of regularly arranged fascicles that are composed of uniform, minimally atypical cells is preserved. In other examples, minimal deviation cells are arranged in alveoli and show little or no deviation in…

Yellow color upon dermatoscopy does not exclude melanoma!

Yellow color upon dermatoscopy does not exclude melanoma!

…ermatology. Dermatology. 2006;212(1):7-18. 2. Braun RP, Stolz W, Busam KJ, Marghoob AA.White globules correlate with balloon cell nevi nests. J Am Acad Dermatol. 2011 Oct;65(4):e119-20. 3. Inskip M, Magee J, Barksdale S, Weedon D, Rosendahl C….

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Lentigo?

…0;The solar lentigo shows epidermal hyperplasia with elongation of the rete pegs and melanocytic hyperplasia confined to the basal cell layer.” Farmer ER, Hood AF. Melanocytic tumors. In: Farmer ER, Hood AF, eds. Pathology of the Skin. New…

Differential Diagnosis in Dermatopathology

Guttate psoriasis vs. Guttate (dermatosis) parapsoriasis

Mammary Paget’s disease is an apocrine carcinoma that begins in mammary glands and extends along lactiferous ducts to the epidermis where it is seen clinically as a scaly, crusted, or eroded plaque on the nipple or areola of women mostly, and…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…response to the altered collagen. Such events seem to be dependent on the presence of anticardiolipin antibodies. 10.63.19A: Nodular dermatitis, neutrophils predominant + 10.63.19B: Perivascular and interstitial infiltrates of neutrophils and…