Search Results for: nipple

Histologic Diagnosis of Inflammatory Skin Diseases

Applicable Terms

…ly is in fibrous septa or mostly in fat lobules. Sometimes, septa and lobules are affected equally. PAPULE [L. papula (small nipple)]: A small, i.e., up to 1.0 cm, slightly raised, solid or cystic lesion (Fig. 3.26). A papule may be formed by…

Histologic Diagnosis of Inflammatory Skin Diseases

Muscles

…; Erector smooth muscle unaffiliated with follicles is present in abundance in the breast, especially in the vicinity of the nipple, in the labium majus, and in the scrotum, imparting to those anatomic sites distinctiveness histologically. No…

Histologic Diagnosis of Inflammatory Skin Diseases

Hair Follicles

…nd being much shorter on a leg, for example. On one anatomic site, infundibula are unaffiliated with a follicle, namely, the nipple where a lactiferous (apocrine) duct enters directly into infundibula. Cornified cells of infundibula, especially…

Histologic Diagnosis of Inflammatory Skin Diseases

Topography and Regional Variation

…ourtesy of Gary Wagner.) Figure 1.9 Moldings of various sizes and shapes on the undersurface of epidermis at the junction of nipple and areola of a woman. (Courtesy of William Montagna, Ph.D.) Etchings that cover the entire surface of palms and…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Origin of Adnexal Neoplasms?

…s were morphologically and immunophenotypically identical to their dermal counterparts. They arose in close proximity to the nipple, such as the retroareolar area of the breast and in intimate association with the lactiferous ducts, suggesting an…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Dermal Papilla?

…enough. In fact, every resident in dermatology knows that dermal papilla refers specifically to a single structure, i.e., a nipple-shaped projection of papillary dermis into a hollow on the undersurface of the epidermis. In short, the papillary…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Cutaneous Horn?

…erkeratosis lenticularis, a keratoacanthoma). Squamous papilloma describes the appearance histopathologic of any digitate or nipple-shaped proliferation of squamous epithelium; it is not a specific diagnosis. In the arena of cutaneous pathology, it…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Breast a Sweat Gland?

…are specialized for the manufacture of milk during lactation, and lactiferous ducts transfer colostrums to the surface of a nipple. It is during lactation that the apocrine nature of those glands is expressed most dramatically in the form of…