Search Results for: pale-cell acanthoma

Differential Diagnosis in Dermatopathology

Differential Diagnosis

Dilated pore Pilar sheath acanthoma 1. An infundibular cyst fundamentally 1. A neoplasm with follicular and sebaceous differentiation fundamentally 2. Step sections reveal an infundibular cyst and, often, signs of rupture of it 2. Step sections do…

Differential Diagnosis in Dermatopathology

Discussions

…amely, lining of stratified squamous epithelium and cornified cells in their cavity. We name cysts according to the normal epithelial structure of skin that the lining of the cyst resembles most closely, e.g., infundibular cyst and isthmus-catagen cy…

Differential Diagnosis in Dermatopathology

Infundibular cyst vs. Isthmus-catagen cyst

A constellation of conditions that assumes various forms clinically but whose most dependable denominator in common (the exception being the punctate manifestation) is a keratotic ring around a central zone of atrophy, e.g., in a congenital expressi…

Histologic Diagnosis of Inflammatory Skin Diseases

Linear IgA dermatosis

…nevus, a solitary papule designated acantholytic dyskeratotic acanthoma, the distinctive infundibular cyst named, curiously, “warty dyskeratoma,” and the type of squamous-cell carcinoma designated “pseudoglandular.” In sum, ac…

Differential Diagnosis in Dermatopathology

Discussions

…logic in common, among them foci of acantholytic dyskeratotic cells in the epidermis and a superficial perivascular infiltrate of inflammatory cells, usually lymphocytes chiefly, in the dermis. One variant of Grover’s disease may be indistingui…

Differential Diagnosis in Dermatopathology

Images

Palecell acanthoma Psoriasis, plaque expression…

Differential Diagnosis in Dermatopathology

Discussions

…n, it must be acknowledged that there is no true “large-cell acanthoma.” That condition simply is a variant cytopathologic of solar lentigo. Last, there is no place for the terms “senile lentigo,” “senile comedones,&#822…