Search Results for: neoplasms

Histologic Diagnosis of Inflammatory Skin Diseases

Subcutaneous Fat

…is, utilizing principles integral to the very same method, for diagnosis of all kinds of pathologic processes, especially of neoplasms, both benign and malignant, with adnexal differentiation. Those neoplasms can be thought of as faulty attempts at…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Benign, Pseudo, or Malignant Acanthosis Nigricans?

…e growth factors that induce formation of lesions of acanthosis nigricans and so, too, do products of a variety of malignant neoplasms, especially carcinomas of the gastrointestinal tract. No cause can be discovered for many an example of acanthosis…

Histologic Diagnosis of Inflammatory Skin Diseases

Radiation dermatitis and panniculitis

…of previous radiation Individual lesions Poikilodermatous patches and ulcers Course Protracted Variations clinical Malignant neoplasms such as basal-cell carcinoma, squamous-cell carcinoma, melanoma, fibrosarcoma, and malignant fibrous histiocytoma…

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

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…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Satellite, in Transit, Regional, and Distant Metastases?

…nal metastases include regional lymph node and in transit metastases.” Barnhill RL, Mihm MC Jr, Fitzpatrick TB, et al. Neoplasms: malignant melanoma. In: Fitzpatrick TB, Eisen AZ, Wolff K, et al., eds. Dermatology in General Medicine. 4th ed….

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…