Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Subcorneal Pustular Dermatosis?

…tiformis; pustular psoriasis in a patient with Reiter’s syndrome* is termed keratoderma blenorrhagicum (the notion of “flow of semen” [blenorrhagicum] derives from the idea that the condition was claimed initially, and incorrectly,…

Histologic Diagnosis of Inflammatory Skin Diseases

Identification of Basic Patterns: Skin: Vasculitis

…the virus. Changes very early in the course of Sweet’s syndrome may be impossible to distinguish from those of leukocytoclastic vasculitis at an incipient stage of that process, i.e., prior to fibrin being deposited in the wall of venules. Unl…

Histologic Diagnosis of Inflammatory Skin Diseases

Precepts Adjunctive to the Algorithmic Method

…minds by way of analogy (albeit vaguely) of trytophan-myalgia syndrome, toxic oil syndrome, and Shulman’s syndrome, inflammatory conditions all. Last, if a histopathologist is stymied by particular findings met with in sections of tissue, repre…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Discoid Lupus Erythematosus versus Systemic Lupus Erythematosus? II

…with dermatomyositis, systemic sclerosis, and Sj?gren’s syndrome, but not with skin diseases like poikilodermatomyositis, morphea, or discoid lupus erythematosus. Just as dermatomyositis is a disease systemic with manifestations cutaneous (e.g….

Dermatology Practical & Conceptual

Hyperkeratotic necrobiosis lipoidica

…American female. Dermatol Online J. 2008;14(7):10. 11. De la Torre C, Losada A, Cruces MJ. Necrobiosis lipoidica: a case with prominent cholesterol clefting and transepithelial elimination. Am J Dermatopathol. 1999;21(6):575-7. 12. Pestoni C, Ferr…

Dermatology Practical & Conceptual

Lecture Series

…l-Cell Carcinoma is Trichoblastic Carcinoma Part 1 | Part 2 Muir-Torre Syndrome Part 1 | Part 2 Are “Eccrine” Neoplasms Eccrine? Part 1 | Part 2 Specific Diagnosis Histopathologically of Inflammatory Skin Diseases Part 1 | Part 2…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Cutaneous Horn?

…he cutis.” Mencia-Gutierrez E, Gutierrez-Diaz E, Redondo-Marcos I, Ricoy JR, Garcia-Torre JP. Cutaneous horns of the eyelid: a clinicopathological study of 48 cases. J Cutan Pathol 2004 Sep;31(8):539-43. Search Derm101.com for cutaneous horn….

Dermatology Practical & Conceptual

A reticulated pigmented rash on the lower leg

…t Dermatol. 1966;46(1):104-9. 6. Cavallari V, Cicciarello R, Torre V, et al. Chronic heat-induced skin lesions (erythema ab Igne): ultrastructural studies. Ultrastruct Pathol. 2001;25(2):93-7.CrossRef 7. Hewitt JB, Sherif A, Kerr KM, Stankler L. M…

Histologic Diagnosis of Inflammatory Skin Diseases

Foreign body reaction

…test site injections. J Am Acad Dermatol 1982;6:867-69. De La Torre C, Toribio J. Sea-urchin granuloma: histologic profile. A pathologic study of 50 biopsies. Cutan Pathol 2001;28(5):223-28. Kyriakides TR, Bornstein P. Matricellular proteins as modul…