Search Results for: infundibuloapocrine-sebaceous-follicular unit

Differential Diagnosis in Dermatopathology

Lymphocytoma cutis with lymphoid follicles vs. Follicular-cell lymphoma

An enlargement of normal pre-existing sebaceous lobules on the face, the forehead, cheeks, and nose in particular, that results in lesions seen clinically to consist of a rim of yellow papules around a central dell that represents a dilated ostium…

Non-follicular milky globules–dermoscopy saves the day

Non-follicular milky globules–dermoscopy saves the day

…pproximately 5% [6]. In this patient, AGEP mainly showed small, milky, roundish globules, histologically corresponding to nonfollicular subcorneal pustules, a pinkish-reddish background, consistent with dermal inflammation [7]. No distinct vascular…

Histologic Diagnosis of Inflammatory Skin Diseases

Embryologic Development

…ss at the base of the future surface epidermis. Germinative cells proliferate to become the infundibular epidermis, apocrine unit, sebaceous unit, and hair follicle. The bulge of the follicle situated beneath the future sebaceous gland represents…

Histologic Diagnosis of Inflammatory Skin Diseases

Hair Follicles

…e germinative cells in an embryo giving rise to an entire follicle (as well as to infundibular epidermis and to apocrine and sebaceous units) and, in postnatal life, to the inferior segment of follicles as those structures develop in anagen anew….

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Dermal Papilla?

…basement membrane composition.” Cotsarelis G, Sun T, Lavker RM. Label-retaining cells reside in the bulge area of pilosebaceous unit: implications for follicular stem cells, hair cycle and skin carcinogenesis. Cell 1990;61:1329-37. “We…