Search Results for: infundibulo-sebaceous-apocrine unit

On the nature of thought processes and their relationship to the accumulation of knowledge, Part XIII: The nature of evidence

On the nature of thought processes and their relationship to the accumulation of knowledge, Part XIII: The nature of evidence

…ct and a predicate. As per The Random House Dictionary of the English Language, second edition, the subject is the syntactic unit that is performing the action or being in the state expressed by the predicate and the predicate is the syntactic unit

Differential Diagnosis in Dermatopathology

Discussions

…rhinophyma, the most dramatic presentation of rosacea, bulbous enlargement of a nose results from tremendous hyperplasia of sebaceous lobules and formation of many infundibular cysts that rupture, thereby sending contents of infundibula into the…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Common Baldness—an Inflammatory Disease?

…howed normal follicular density, reduced shaft diameter, and increased percentages of telogen follicles and telogen germinal units. An inflammatory reaction was seen in 75% of patients and focal fibrosis was seen in 25%. Diffuse dermal fibrosis with…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…of germinative cells with no indubitable signs of advanced follicular differentiation; no associated follicular papillae 3. Sebaceous cells and lobules often accompany follicles induced by histiocytes and fibrocytes 3. No sebaceous cells or lobules…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Discoid Lupus Erythematosus versus Systemic Lupus Erythematosus? II

…nt to its termination, that is, a chronic inflammation or infiltration limited solely to the skin, and affecting chiefly the sebaceous glands and the parts immediately adjacent to them, ending in complete absorption, or in a cicatricial contraction…

Histologic Diagnosis of Inflammatory Skin Diseases

"Folliculitis" (Infundibulitis)

…, Noto G. Pseudomonas aeruginosa folliculitis after shower/bath exposure. Int J Dermatol 2000;39(4):270-73. Bibliography for infundibulofolliculitis Heymann WR. Infundibulofolliculitis of the neck. Cutis 2002;70:178–180. Owen WR, Wood C. Disseminate…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Follicular Degeneration Syndrome?

…ttained. A follicle consists of an upper permanent segment, i.e., the isthmus whose boundaries are the point of entry of the sebaceous duct into the base of infundibular epidermis above and the site where corneocytes of the inner sheath desquamate…

Differential Diagnosis in Dermatopathology

Acne vulgaris, erythematous papule vs. Rosacea, erythematous papule

…ry disease caused by the yeast Candida albicans and manifested clinically as erythematous papules and pustules that may become confluent to form plaques in the case of the former and erosions in the case of the latter. The nail unit may be affected…

Histologic Diagnosis of Inflammatory Skin Diseases

Foreign body reaction

…cess is granulomatous. Sometimes histiocytes are able to ingest and digest the material that is “foreign,” e.g., sebaceous secretion, cornified cells, bacteria, yeast, and mites from a ruptured infundibulum, but many times their efforts…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…r cytoplasm sometimes present in loci 10. No epithelial cells with pale or clear cytoplasm 11. Infundibular, follicular, and sebaceous differentiation sometimes 11. No infundibular, follicular, or sebaceous differentiation 12. Stroma does not…