Search Results for: dermatofibroma

Histologic Diagnosis of Inflammatory Skin Diseases

Dermatofibroma

…, and that proceeds through stages of granulation tissue with numerous extravasated erythrocytes, granulomatous inflammation, and fibrosis. As is the case for other fibrosing dermatitides, such as scars and keloids, papules and nodules of…

A Clinical Atlas of 101 Common Skin Diseases

Dermatofibrosarcoma Protuberans

A malignant nonepithelial neoplasm (a sarcoma) presumably of perineural fibrocytes that presents itself usually on the trunk, but sometimes elsewhere, such as the extremities, face, and scalp. A papule of it tends to become a plaque, a nodule, a…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…: Countless plump oval fibrocytes and coarse bundles of collagen arrayed in fascicles that interweave in storiform pattern = Dermatofibroma This dermatofibroma is superficial, sparing, in large measure, most of the reticular dermis, which usually is…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Sclerotic Fibroma?

…in sections from the specimens that come to their attention was like that which appeared in the center of some conventional dermatofibromas, which prompted them to propose that some sclerotic fibromas could represent older “degenerated”…

Differential Diagnosis in Dermatopathology

Discussions

dermatofibroma and malignant fibrous histiocytoma are not sharply circumscribed. Although one expression histopathologic of dermatofibroma, i.e., “dermatofibroma with monster cells,” is typified by fibrocytes and histiocytes with…

Differential Diagnosis in Dermatopathology

Discussions

…ma. It should be acknowledged that some mitotic figures in fibrocytes and histiocytes are expected in any evolving lesion of dermatofibroma. In contrast with dermatofibroma with “monster” cells, malignant fibrous histiocytoma is a…