Search Results for: tuberculosis

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Id Reactions?

…es have been grouped under this heading, whose relations with tuberculosis are proved by the following features. . . . The tuberculides themselves are frequently associated in the same individual and very often coexist with glandular, bony, serous, v…

Histologic Diagnosis of Inflammatory Skin Diseases

Nodular vasculitis

…boratory confirmation Assessment for any evidence of systemic tuberculosis is indicated. Polymerase chain reaction is useful in an effort to demonstrate Mycobacterium tuberculosis in the lesion itself. Cause and mechanism Both are unknown. Comment No…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…ere had rosacea then and now; never was it a manifestation of tuberculosis. 10.94.4A: Peri-infundibulitis, granulomatous, and an infundibular cyst + 10.94.4B: Collections of epithelioid histiocytes enveloped by dense infiltrates of lymphocytes and pl…

Histologic Diagnosis of Inflammatory Skin Diseases

Leprosy

…-like structures that riddle organs infected by Mycobacterium tuberculosis. The equivalent histopathologic of tubercles in tuberculosis is collections of histiocytes with plump oval nuclei and abundant pale-pink cytoplasm. Because those histiocytes a…

Dermatology Practical & Conceptual

Predicting outcome: a fourfold delusion!

…sent disease. For example the identification of Mycobacterium tuberculosis in sputum implies a certainty: the patient has tuberculosis. All to the contrary, prognosis is a statistical computation of what might occur in the future. By its very nature,…

Histologic Diagnosis of Inflammatory Skin Diseases

Cells That Mediate Inflammation (Inflammatory Cells)

…cell-mediated immunity is operative maximally. Mycobacterium tuberculosis typically elicits that distinctive pattern of granulomatous inflammation in tuberculosis. Attempts by host defenses to destroy mycobacteria lead to mobilization and predominan…

Histologic Diagnosis of Inflammatory Skin Diseases

Applicable Terms

…ccurs in long-standing inflammatory processes such as caseous tuberculosis and gummatous syphilis or in the case of sudden, acute inflammatory change like that evoked by electrodesiccation and curettage. In general, the quantity of fibrosis is propor…