Search Results for: infundibulo-sebaceous-apocrine unit

Therapeutic Strategies in Dermatology

Rosacea: Initial Evaluation

…flushing. Phymatous subtype: Marked by thickening of the skin, irregular skin texture, edema, hypertrophy and hyperplasia of sebaceous glands, connective tissue, and vascular bed of the nose (rhinophyma). These changes can also be seen on the chin…

Therapeutic Strategies in Dermatology

Seborrheic Dermatitis: Principles of Seborrheic Dermatitis Management

…e out psoriasis or tinea capitis. Seborrheic dermatitis after infancy and before adolescence is rare (owing to inactivity of sebaceous glands). In contrast, tinea capitis is common in this age group. The presence of various degrees of hair loss is…

Histologic Diagnosis of Inflammatory Skin Diseases

Sebaceous Units

…onth of fetal life from a protuberance of epithelium that lies between the uppermost protrusion, which represents the future apocrine unit, and the lower bulge, which represents the site for future attachment of muscles of hair erection. With the…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Sebaceous Epithelioma?

…in virtually every textbook of dermatology, general pathology, and dermatopathology consists of sebaceous gland hyperplasia, sebaceous adenoma, sebaceous epithelioma, and sebaceous carcinoma. It is easy to define sebaceous gland hyperplasia,…

Histologic Diagnosis of Inflammatory Skin Diseases

Apocrine Units

…cretion. The duct of a mammary gland, named the lactiferous duct, looks just like any other apocrine duct. Uncommonly, a few apocrine units may be found ectopically on the face and scalp. Apocrine glands are small and nonfunctional until puberty, at…

Sebaceous carcinoma in situ as a concept and diagnostic entity

Sebaceous carcinoma in situ as a concept and diagnostic entity

…vasive growth, indicating neoplastic cells still confined in epithelium (within surface epithelium, infundibular epithelium, sebaceous gland, sebaceous duct, and/or follicular epithelium); and (2) Cytological attributes of malignancy, i.e. presence…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Eccrine, Apocrine, and Apoeccrine Sweat Glands?

…y apoeccrine sweat gland in vitro. Am J Physiol 1987;252:R181-R187. “The apocrine sweat glands belong to the hair—sebaceous gland unit.” Braun-Falco O, Plewig G, Wolff HH, et al. Diseases of the apocrine sweat glands. In:…

Extraocular sebaceous carcinoma: a series of three cases with varied presentation

Extraocular sebaceous carcinoma: a series of three cases with varied presentation

…seudo-neuroendocrine, etc [3,4]. This diversity may be explained by the common embryologic origin of the folliculo-sebaceousapocrine unit being recapitulated in their neoplasms, as well. These tumours are known to be great mimics of different types…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Apocrine Miliaria?

…1; i.e., eccrine miliaria, designates an aberration in sweating. That term should not be applied to a condition that affects apocrine units because apocrine glands are not sweat glands; the only true sweat gland in man is eccrine. Apocrine glands in…

Differential Diagnosis in Dermatopathology

Sebaceous hyperplasia vs. Nevus sebaceus of Jadassohn

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…