Search Results for: keratosis

Mobile teledermoscopy-there’s an app for that!

Mobile teledermoscopy-there’s an app for that!

…benign nevus, basal cell carcinoma, squamous cell carcinoma, squamous cell carcinoma in situ, actinic keratosis, seborrhoeic keratosis, dermatofibroma, angioma or other. Potential differential diagnoses were not taken into consideration….

Histologic Diagnosis of Inflammatory Skin Diseases

Grover’s disease

…-like type, consist of smooth or only slightly scaly papules. The Darier-like type, marked as it is by focal acantholytic dyskeratosis topped by parakeratosis, often in a column just like that of Darier’s disease, has a rough surface. Lesions…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Overlap Syndromes?

…) may collide in the very same lesion. Dermatopathologists are used to seeing in a single specimen of tissue both seborrheic keratosis and verruca vulgaris, both seborrheic keratosis and Bowen’s disease, and both seborrheic keratosis and…

Differential Diagnosis in Dermatopathology

Discussions

…oroma by Pinkus in 1956, that neoplasm repeatedly was misinterpreted histopathologically as an acanthotic type of seborrheic keratosis. From time to time, poromas and seborrheic keratoses continue to pose problems in differential diagnosis…

Differential Diagnosis in Dermatopathology

Pigmented Lesions

…ested by necrotic keratocytes, some of them in clusters at times, and by changes in the cornified layer, one often being parakeratosis. Seborrheic keratosis (26, 49, 506, 507, 508, 509) An epidermis thickened by two populations of cells, namely,…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

keratosis with lichenoid infiltrate of lymphocytes 1. Crusts often 1. No crusts in non-traumatized lesions 2. Ortho- and parakeratosis not arranged in discrete columns 2. Ortho- and parakeratosis alternate with one another in discrete columns 3….

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…se, not of Darier’s disease. 10.44.20A: Perivascular dermatitis, patchy lichenoid + 10.44.20B: Foci of acantholytic dyskeratosis and parakeratosis = Grover’s disease In a section comparable of Darier’s disease, acantholytic…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Radial Growth Phase versus Vertical Growth Phase of Melanoma?

…8220;expansile nodule”), that being a sign for the fraternity of “vertical growth phase,” or where a solar keratosis ends and a squamous-cell carcinoma begins; solar keratosis is a superficial squamous-cell carcinoma. These…