Search Results for: dermatofibrosarcoma protuberans

A Clinical Atlas of 101 Common Skin Diseases

Dermatofibrosarcoma Protuberans

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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 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…

Therapeutic Strategies in Dermatology

Keloids and Hypertrophic Scars: Initial Evaluation

Initial Evaluation Hypertrophic scars Keloids Differential diagnosis Morphea Lichen sclerosus et atrophicus (note genital and extragenital locations) Dermatofibrosarcoma protuberans

Therapeutic Strategies in Dermatology

Erythema Elevatum Diutinum: Initial Evaluation

Initial Evaluation Differential diagnosis Granuloma faciale Kaposi sarcoma Granuloma annulare Sweet’s syndrome Keloids Dermatofibrosarcoma protuberans

Differential Diagnosis in Dermatopathology

Dermatofibroma vs. 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…

Dermatoscopic findings of atrophic dermatofibrosarcoma protuberans

Dermatoscopic findings of atrophic dermatofibrosarcoma protuberans

…gure 2). Immunhistochemical staining for CD34 was positive, while factor XIIIa was negative (Figure 3A, B). The diagnosis of dermatofibrosarcoma protuberans (DFSP) was made according to these findings. The patient was referred to Department of…

Differential Diagnosis in Dermatopathology

Discussions

…atypical as a rule and mitotic figures are few or absent. Despite the findings histopathologic in common, dermatofibroma and dermatofibrosarcoma protuberans are confused with one another mostly because their names sound so much alike and because…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Metastasizing Dermatofibroma?

…ant dermatofibroma. Confusion about the true nature of dermatofibroma is compounded by the similarity of its name to that of dermatofibrosarcoma protuberans, the latter being an authentic sarcoma with capability for metastasis. In fact, there is no…

Histologic Diagnosis of Inflammatory Skin Diseases

Dermatofibroma

…that may simulate basal-cell carcinoma Induction of true basal cell-carcinoma rarely Differential diagnosis histopathologic Dermatofibrosarcoma protuberans is poorly circumscribed and usually much broader and deeper (lobules in the subcutaneous fat…

Histologic Diagnosis of Inflammatory Skin Diseases

Study By Disease

…roma (Quiz #520) Dermatofibroma (Quiz #601) Dermatofibroma, agminate (Quiz #723) Dermatofibrosarcoma protuberans (Quiz #530) Dermatofibrosarcoma protuberans (Quiz #623) Dermatofibrosarcoma protuberans (Quiz #624) Dermatofibrosarcoma protuberans

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…nign” or “malignant”; dermatofibroma is not even a neoplasm! It is an inflammatory process. Paradoxically, dermatofibrosarcoma protuberans, which is a true sarcoma, is affiliated with fibrocytes whose nuclei show no signs of atypia…