1 2 3 5
Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Inverted Follicular Keratosis, Tricholemmoma, and Desmoplastic Tricholemmoma?

“For about the last 8 years my associates and I have been observing a lesion—a keratosis—which occurs mostly on the face: I should say about 90 percent on the face, the remainder on other parts of the body. These lesions are characterized cli…

Differential Diagnosis in Dermatopathology

Discussions

…ords of the epithelial cells. In about 10% of all specimens of desmoplastic trichoepithelioma, cells of a congenital melanocytic nevus are present in the substance of it. In brief, desmoplastic trichoepithelioma is different clinically and histopatho…

Differential Diagnosis in Dermatopathology

Discussions

Trichoepithelioma and infundibulocystic basal-cell carcinoma have many features in common, including relative symmetry, follicular differentiation, elements of both basaloid (trichoblastic) and squamoid (spinous) cells, necrotic neoplastic cells, mi…

Differential Diagnosis in Dermatopathology

Discussions

…ment. At least one nest of melanocytes can be spotted in every desmoplastic Spitz’s nevus, but no nests of any kind ever are spied in a dermatofibroma. The similarities histopathologic between dermatofibroma and desmoplastic Spitz’s nevus…

1 2 3 5