Search Results for: hypergranulosis

Differential Diagnosis in Dermatopathology

Discussions

…wing attributes histopathologic: Compact orthokeratosis Focal hypergranulosis in wedge shape Jagged acanthosis Necrotic keratocytes (Civatte bodies, colloid bodies, apoptotic bodies) at the dermoepidermal junction, above that interface, and below it…

Differential Diagnosis in Dermatopathology

Discussions

…d in vertical streaks and of compact orthokeratosis joined by hypergranulosis. The differential diagnosis histopathologic of allergic contact dermatitis at all stages of the process involves consideration of early photoallergic dermatitis, nummular d…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…n infundibular rete ridges 9. Individual necrotic cells often within lobules of isthmic epithelium 10. No signs of lichen simplex chronicus usually 10. Signs of lichen simplex chronicus in the form of compact orthokeratosis and hypergranulosis often…

Dermatology Practical & Conceptual

Large cell acanthoma: a debate throughout the decades

…idy [1]. LCA presents sharply demarcated hyperorthokeratosis, hypergranulosis, and enlarged keratinocytes without signs of atypical mitoses or nuclear dysplasia. Pinkus separated actinic keratosis from LCA by its tendency towards invasion, and postul…

Differential Diagnosis in Dermatopathology

Dilated pore vs. Pilar sheath acanthoma

Papules on skin and mucous membranes that result from infection of keratinocytes by different types of papillomavirus and classified according to their silhouettes, to wit, papillated (verrucae vulgares on different sites such as volar skin, i.e., v…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…totic cells 1. Parakeratosis with few orthokeratotic cells 2. Hypergranulosis 2. Few, if any, granular cells in a lesion that has not been rubbed persistently 3. Epithelium thickened slightly 3. Epithelium thickened considerably 4. No abnormal kerato…

Differential Diagnosis in Dermatopathology

Discussions

…sis are likely to be imposed on it. In those instances, abnormal keratocytes, a thickened epithelium, hypergranulosis, and both parakeratosis and compact orthokeratosis will be present together. Search Derm101.com for leukokeratosis and leukoplakia….

Dermatology Practical & Conceptual

Pigmented Lesions

…ytes is common. Often there are compact orthokeratosis, focal hypergranulosis, adnexal hyperplasia, dull pink globules in the epidermis, and clefts between nests/fascicles of melanocytes and keratocytes adjacent to them. Reed’s (356, 357, 358,…

Differential Diagnosis in Dermatopathology

Discussions

…logic, among them being a papillated and thickened epidermis, hypergranulosis, and cells with pale cytoplasm within the epidermis. The terms “epidermolytic hyperkeratosis” and “plane wart” are not in parallel with one another,…