Search Results for: infundibuloapocrine-sebaceous-follicular unit

Therapeutic Strategies in Dermatology

Acne Vulgaris: Key Points

…es, cysts, and scarring are seen in more severe disease. Factors involved in the pathogenesis of acne include: alteration of follicular keratinization, presence of bacteria (Propionibacterium acnes), sex hormone production (androgens) and sebum…

Therapeutic Strategies in Dermatology

Folliculitis (including pseudofolliculitis barbae): Key Points

Key Points Folliculitis is a term that encompasses follicular-based inflamed papules or pustules that may stem from a wide variety of causes. Important causes of folliculitis include infection (bacterial, yeast, and viral), friction,…

Therapeutic Strategies in Dermatology

Atopic Dermatitis: Initial Evaluation

…with subtle scale in atopic dermatitis, also known as pityriasis alba. Fissuring is common in the retroauricular fold. Bacterial superinfection (seen as crusting) within fissures is a common complication. Keratosis pilaris or follicular

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

…tles once again. In a random section from normal skin of a face, particularly of an eyelid of a middle-aged or older person, sebaceous units may be seen in various stages, ranging from fully formed sebaceous lobules to undifferentiated mantles (Fig….

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,…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Follicular Degeneration Syndrome?

…biopsy specimens. . . . Transverse sections were superior in cases of lupus erythematosus and lichen planopilaris with focal follicular involvement. Features of the follicular degeneration syndrome were also best demonstrated in transverse…

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

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

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

Differential Diagnosis in Dermatopathology

Sebaceous hyperplasia vs. Nevus sebaceus of Jadassohn

Loss of hair attributable either to the effects of inflammatory cells on follicles or to physiological or mechanical factors in which inflammatory cells play no role. Although the scalp is the site most often affected, any region of the skin that…