Search Results for: malignant fibrous histiocytoma

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A Clinical Atlas of 101 Common Skin Diseases

Fibrous Papule of the Face and Analogues of It

…y occurs on the nose, but it can occur anywhere on the face. When solitary, or few, the lesion is termed “fibrous papule,” but when innumerable on the face in the context of tuberous sclerosis it is designated “adenoma sebaceum.”…

Therapeutic Strategies in Dermatology

Appendigeal Tumors: Overview

Adnexal Tumors Both benign and malignant tumors may arise from the cutaneous adnexa (hair follicles, sweat glands, and sebaceous glands). Treatment First Steps A biopsy is usually necessary to establish the diagnosis, except for syringomas. Surgical…

Therapeutic Strategies in Dermatology

Melanoma: Key Points

Key Points The therapy of malignant melanoma is determined by the histopathologic features (primarily tumor thickness, ulceration, regression, and mitotic index), by the location of the tumor, by the presence of regional or distant metastases and by…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Benign and Malignant Cells?

“Tumor cells, benign or malignant, growing in vitro usually do not show any structural features that are pathognomonic of neoplasia.” Diamandopoulos GT. Neoplasia. In: Kissane JM, ed. Anderson’s Pathology. 8th ed. St. Louis, MO: C…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Malignant Spitz Nevus?

“A rare malignant variant of the Spitz naevus has been reported which features a higher mitotic rate and subcutaneous invasion. It may metastasize to the regional lymph nodes but not beyond.” Weedon D, Stratton G. Malignant melanoma pat…

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