1 3 4 5 6 7 13
Histologic Diagnosis of Inflammatory Skin Diseases

Eccrine Units

…averses the dermis. The coiled gland is formed of two rows of cells (Fig. 1.57), namely, (1) a discontinuous outer row of spindle-shaped, contractile myoepithelial cells and (2) an inner row of pyramidal, secretory epithelial cells. The single inner…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Apoptosis?

…volutional stage of a repeatable cycle in which numerous dead cells appear as solitary units in the lower segment of the follicle, at first in the bulb and, in a short time, the stem. As a consequence of the death of those epithelial cells, the bulb…

Histologic Diagnosis of Inflammatory Skin Diseases

Blood Vessels

…els in the skin of an embryo come into being when mesenchymal cells arranged in an intricate network arborize and encircle conduits that are seen through a microscope as mere spaces. The dermal vasculature consists of a superficial and a deep plexus…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…e + 10.44.1B: A suprabasal cleft, acanthotic dyskeratotic cells in the spinous and granular zones, and a column of parakeratosis = Grover’s disease Changes in foci of the epidermis identical with those pictured here may be found in Darier&#…

Histologic Diagnosis of Inflammatory Skin Diseases

Identification of Basic Patterns: Skin: Vasculitis

…el vasculitis in the setting of an infiltrate of inflammatory cells are the presence of fibrin in the wall of venules and/or thrombi in the lumen of them. In contrast, there is but a single criterion for recognition by conventional microscopy of larg…

Histologic Diagnosis of Inflammatory Skin Diseases

Sebaceous Units

…ternal androgens that crossed the placenta and stimulated the cells of the middle protuberance to proliferate and produce lipid. When the influence of maternal androgens no longer is operative, which is a matter of only a few weeks, sebaceous glands…

Dermatology Practical & Conceptual

Balloon cell melanoma in primary care practice: a case report

…tion with two components, the first consisting of bland nevus cells, which matured with descent and tracked down adnexal structures in a congenital pattern. The second component, by contrast, was comprised of centrally positioned atypical aggregates…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Mammary and Extramammary Paget’s Disease?

…ucts of apocrine sweat glands, with the invasion of carcinoma cells (Paget’s cells) into the epidermis and into the glandular portion of the sweat gland.” Braun-Falco O, Plewig G, Wolff HH, et al. Precanceroses. In: Dermatology. Berlin,…

1 3 4 5 6 7 13