Search Results for: neoplasms

Differential Diagnosis in Dermatopathology

Sebaceous hyperplasia vs. Nevus sebaceus of Jadassohn

A hamartoma of epidermis, epithelial structures of adnexa, and presumably dermal elements, typified, when fully formed, by a papillated or verrucous yellowish plaque situated usually on the scalp. The condition may present itself as a solitary…

Ackerman AB. A Philosophy of Practice of surgical Pathology: Dermatopathology as Model. New York: Ardor Scribendi, Ltd., 1999

Ackerman AB. A Philosophy of Practice of surgical Pathology: Dermatopathology as Model. New York: Ardor Scribendi, Ltd., 1999

…ending time with Bernie, perhaps in a way that many of his fellows did not. It began with a review of his second addition of Neoplasms with Follicular Differentiation, [5] blossomed into my becoming editor of this section of Dermatopathology…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Histiocytoses?

…lignant histiocytosis” is as flawed as “histiocytic lymphoma.” All lymphomas, by definition, are malignant neoplasms of lymphocytes; none are malignant neoplasms of histiocytes. As must be apparent, it makes no sense to gather…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Mammary and Extramammary Paget’s Disease?

…from which they may metastasize. Cytopathologically, there are striking differences between the two very different malignant neoplasms, to wit, mammary Paget’s disease and extramammary Paget’s disease. Signet-ring cells replete with…

Billings SD, Cotton J. Inflammatory Dermatopathology. A Pathologist’s Survival Guide. New York: Springer Science + Business Media LLC, 2011

Billings SD, Cotton J. Inflammatory Dermatopathology. A Pathologist’s Survival Guide. New York: Springer Science + Business Media LLC, 2011

…sis, and arthropod bite reaction, and the authors do not comment on this somewhat bizarre organization of diseases. If those neoplasms deserved a paragraph of their own, why not include mycosis fungoides, which is a much more common diagnosis and…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Metastasizing Dermatofibroma?

…broma: a report of two cases. Am J Surg Pathol 1996;20:1361–67. “Low-grade (and in some cases benign) mesenchymal neoplasms of the skin may metastasize to the lung, sometimes many years after the excision of the primary lesion.”…