Search Results for: desmoplastic-neurotropic melanoma

Differential Diagnosis in Dermatopathology

Discussions

…ma in which rims of collagen bundles form around columns and cords 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,…

Histologic Diagnosis of Inflammatory Skin Diseases

Confusing Terms (to be Avoided Scrupulously)

…he authenticity of a diagnosis of mycosis fungoides for flat lesions of it, anymore than it would of Kaposi’s sarcoma, melanoma, and angiosarcoma, each of which is diagnosable when lesions of them are flat. In sum, the descriptive term…

Differential Diagnosis in Dermatopathology

Discussions

…regions of the skin such as the cheek, axillae, abdomen, and chest. Syringomas tend to affect women more commonly than men. Desmoplastic trichoepithelioma also must be distinguished histopathologically from metastatic carcinoma of the breast to the…

Differential Diagnosis in Dermatopathology

Metastatic carcinoma from a breast vs. Morpheiform basal-cell carcinoma

…with a scalloped, jagged, or notched border, and variegate, mostly shades of brown. A patch may become a plaque or upon it may develop a papule, nodule, or tumor. A papule may develop into a nodule or tumor. The surface of an elevated lesion of…

Histologic Diagnosis of Inflammatory Skin Diseases

Dermatofibroma

…older individuals; in time, it becomes much larger than the usual dermatofibroma and may ulcerate in the absence of trauma. Desmoplastic melanoma is more asymmetrical, subtly variegate in color, and unaffiliated with a “dimple sign.”…