Search Results for: infundibuloapocrine-sebaceous-follicular unit

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…

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…

Prediction without Pigment: a decision algorithm for non-pigmented skin malignancy

Prediction without Pigment: a decision algorithm for non-pigmented skin malignancy

…red to as a starburst vessel pattern in the reference cited [16] (Figure 2F – SCC) and BCC with ulceration, as well as sebaceous gland hyperplasia (additional clue: several white or yellow clods in central location) and molluscum contagiosum…

Dermoscopy of alopecia areata—a retrospective analysis

Dermoscopy of alopecia areata—a retrospective analysis

…m each follicle—a sign of hair regrowth. Figure 8. White peripilar sign seen in patients on treatment with two to three hair unit emerging from each follicle a sign of hair regrowth. [Copyright: ©2017 Jha et al.] Discussion A study done by Inui et…

Extensive regression in pigmented skin lesions: a dangerous confounding feature

Extensive regression in pigmented skin lesions: a dangerous confounding feature

Abstract Spontaneous regression in melanomas is not an uncommon phenomenon, as it has been described in 10-35% of primary cutaneous lesions [1]. Regression does not appear to predict a more favorable course, since even fully regressed melanomas may…

Differential Diagnosis in Dermatopathology

Discussions

…annulare, in contrast with the palisaded pattern of that condition, deposits of mucin are less abundant and histiocytes per unit area of dermis are fewer. Not uncommonly, both patterns are encountered together in the same section of tissue. Those…

Histologic Diagnosis of Inflammatory Skin Diseases

Lichen striatus

…pidermis and, sometimes, between the dermis and epithelial structures of adnexa Necrotic keratinocytes scattered as solitary units within the epidermis Slight spongiosis Focal parakeratosis Fully developed Superficial and deep perivascular…

Appearances may be deceiving

Appearances may be deceiving

The patient A 64-year-old white female presented with an asymptomatic brown-to-black nodular lesion located on her back in proximity (about 1.7 cm) to a surgical scar; indeed, the patient had developed a melanoma in situ on her back in 2010. She…

Nail apparatus melanoma initially diagnosed as nail matrix blue nevus: a case report with dermatoscopy and dermatopathology

Nail apparatus melanoma initially diagnosed as nail matrix blue nevus: a case report with dermatoscopy and dermatopathology

…bungual blue nevus. J Eur Acad Dermatol Venereol. 2006;21:271–272. PubMed CrossRef 12. Moulonguet-Michau I, Abimelec P. Nail unit blue melanocyte nevi: 2 case reports. [French]. Ann Dermatol Venereol. 2004;131:984–986. PubMed 13. Salasche SJ,…