Search Results for: destombes-rosai-dorfman disease

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Radial Growth Phase versus Vertical Growth Phase of Melanoma?

…from the concept of tumour progression and has been of practical relevance in defining lesions with potential for metastatic disease.” “All in situ melanomas are by definition in radial growth phase.” “Invasive radial growth…

Histologic Diagnosis of Inflammatory Skin Diseases

Erythema nodosum

…nodosum, like erythema multiforme, leukocytoclastic vasculitis, Sweet’s syndrome, pyoderma gangrenosum, and DestombesRosaiDorfman disease, to mention but some of scores, is a pattern morphologic brought into being by a host of different…

Histologic Diagnosis of Inflammatory Skin Diseases

Nodular vasculitis

…ytoclastic vasculitis, Sweet’s syndrome, pyoderma gangrenosum, and many others as disparate as psoriasis and DestombesRosaiDorfman disease. As but one example of different causes of nodular vasculitis there is erythema induratum (Bazin),…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Nevus?

…ocytes and should be called melanocytes. “Naevus, a mark; they are hairy, vascular, or pigmentary.” Fox WT. Skin diseases: their description, pathology, diagnosis and treatment. New York, NY: William Wood & Co., 1871:308. “. ….

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Breast a Sweat Gland?

“The breast is a modified sweat gland covered by skin and subcutaneous tissue.” Rosai J. The breast. In: Ackerman’s Surgical Pathology. 7th ed. St. Louis, MO: CV Mosby, 1989:1193. “The mammary glands are modified swat…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Origin of Adnexal Neoplasms?

…st and in intimate association with the lactiferous ducts, suggesting an origin from the latter structures.” Nonaka D, Rosai J, Spagnolo D, Fiaccavento S, Bisceglia M. Cylindroma of the breast of skin adnexal type: a study of 4 cases. Am J…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Eccrine Neoplasms?

…a Papillary eccrine adenamo Clear cell acanthoma Intraepidermal epithelioma Sweat gland carcinoma Extramammary Paget’s disease” Juan Rosai. Ackerman’s Surgical Pathology. 8th Edition. New York: A Times Mirror Company, 1996:106….

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Junctional Activity and Active Junctional Nevus?

…20;The typical example of malignant melanoma is easily identified microscopically because of its junctional activity.” Rosai J. Skin. In: Ackerman’s Surgical Pathology. 7th ed. St. Louis, MO: CV Mosby Co., 1989:128. “Nevi in…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Myxoma?

…ma). Am J Dermatopathol 1985;7:409-421. “Myxomas are rare neoplasms that have a mucoid, slimy gross appearance.” Rosai J. Soft tissues. In: Ackerman’s Surgical Pathology. 7th ed. St. Louis, MO: CV Mosby Co., 1989:1607. “Two…