Histologic Diagnosis of Inflammatory Skin Diseases

Erythema nodosum

…vasculitis, Sweet’s syndrome, pyoderma gangrenosum, and Destombes-Rosai-Dorfman disease, to mention but some of scores, is a pattern morphologic brought into being by a host of different causes. Bibliography Bibliography for erythema nodosum Am…

Histologic Diagnosis of Inflammatory Skin Diseases

Nodular vasculitis

…ma gangrenosum, and many others as disparate as psoriasis and Destombes-Rosai-Dorfman disease. As but one example of different causes of nodular vasculitis there is erythema induratum (Bazin), which is believed simply to be nodular vasculitis brought…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Nevus?

…#8221; Murphy GF, Mihm MC. The skin. In: Pathologic Basis of Disease. 6th ed. Philadelphia, PA, WB Saunders Company, 1999:1174. “Nevi, or moles, are benign tumors composed of nevus cells that are derived from melanocytes.” Habif TP. Ne…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Eccrine Neoplasms?

…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. Search Derm101.com for eccrine neoplasm….

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Origin of Adnexal Neoplasms?

…KL, Huether SE, eds. Pathophysiology: The Biologic Basis for Diseases in Adults and Children. St. Louis, MO: CV Mosby Co., 1990:295. “Given the evidence of sebaceous and follicular differentiation seen in this study and the common embryologic…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Breast a Sweat Gland?

…d 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 glands; therefore, they have no spec…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Junctional Activity and Active Junctional Nevus?

…d 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 children are often considered to be unusually active compared with ne…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Myxoma?

…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 types of digital mucous cysts exist. One type is analogous to fo…