Search Results for: sinus

Differential Diagnosis in Dermatopathology

Discussions

…flamed. When the inflammatory process is florid, it may eventuate, in years, in pitted or hypertrophic scars or in tenacious sinus tracts of “acne conglobata.” Comedones traditionally have been described as “open”…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Churg-Strauss Granuloma and Allergic Granulomatosis?

…tory pulmonary infiltrates on radiographs (not including fixed infiltrates), attributable to a systemic vasculitis Paranasal sinus abnormality History of acute or chronic paranasal sinus pain or tenderness or radiographic opacification of the…

Histologic Diagnosis of Inflammatory Skin Diseases

Histiocytosis X

…ose-ein neues Krankheitsbild unter den Hepatosplenomegalien. Z Kinderheilk 1933;55:212–47. Slone SP, Fleming DR, Buchino JJ. Sinus histiocytosis with massive lymphadenopathy and Langerhans cell histiocytosis express the cellular adhesion molecule…

Differential Diagnosis in Dermatopathology

Trichoadenoma vs. Microcystic adnexal carcinoma

A disease of infundibulosebaceous units, especially infundibula, that may manifest itself solely as noninflammatory lesions, i.e., comedones and intact cysts, or as inflammatory lesions, i.e., papules, nodules, and pustules. The process may resolve…

Differential Diagnosis in Dermatopathology

Discussions

…entral part of the face. Those carcinomas are destructive locally and can penetrate into deep structures such as a paranasal sinus and an orbit. Many authors consider microcystic adnexal carcinoma to be a neoplasm of follicular and eccrine origin….