Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Sclerotic Fibroma?

…lium such as epidermolytic hyperkeratosis, focal acantholytic dyskeratosis, cornoid lamellation, pale-cell acanthosis, and epithelial mucinosis, and to patterns of non-epithelium like keloidal collagen. Each of those patterns are met with in a variet…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Precanceroses?

…s, the cells themselves cornifying abnormally as evidenced by dyskeratosis individually and by parakeratosis. Biologically, each of those lesions may eventuate in metastatic squamous-cell carcinoma, a phenomenon that qualifies them undeniably as mali…

Dermatology Practical & Conceptual

Study By Disease

…vus with attributes histopathologically of focal acantholytic dyskeratosis (Quiz #97) Systemic amyloidosis (Quiz #836) Systemic papulonodular amyloidosis (Quiz #127) Tattoo (Quiz #15) Tattoo by carbon (Quiz #540) Telangiectasia macularis eruptiva per…

Differential Diagnosis in Dermatopathology

Discussions

…hologic that simulates pemphigus vulgaris. Focal acantholytic dyskeratosis may be observed as an incidental change in a variety of inflammatory and neoplastic processes, and so it is with a focal acantholytic, but not dyskeratotic, finding identical…

Differential Diagnosis in Dermatopathology

Discussions

…ogic such as epidermolytic hyperkeratosis, focal acantholytic dyskeratosis, or cornoid lamellation. Another type is the inflammatory linear verrucous epidermal nevus. Just as epidermal nevi do not constitute a single pathologic process, so it is also…

Differential Diagnosis in Dermatopathology

Nevus verrucosus vs. Acanthosis nigricans

A keratotic condition of the palms and soles, inherited usually, but sometimes acquired, in which involvement may be diffuse, circumscribed (including striate), or punctate….

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Churg-Strauss Granuloma and Allergic Granulomatosis?

…low now: Epithelial Nonepithelial Focal Acantholytic Dyskeratosis, e.g., Abscesses in Dermal Papillae and in Subepidermal Spaces, e.g., Darier’s disease Dermatitis herpetiformis Grover’s disease Linear IgA dermatosis…