Search Results for: tuberculosis

Differential Diagnosis in Dermatopathology

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…rculid.” Rosacea-like tuberculid, lupus miliaris disseminatus faciei, and acnitis were wrongly presumed to be forms of tuberculosis. Today, those conditions are recognized to be variants of rosacea and to be unrelated to tuberculosis. The…

Histologic Diagnosis of Inflammatory Skin Diseases

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…or tuberculoid, the latter being the situation here. The differential diagnosis is lichen scrofulosorum, a manifestation of tuberculosis. 10.59.4A: Perivascular dermatitis, lichenoid, focal + 10.59.4B : Lymphocytes intermingled with epithelioid…

Histologic Diagnosis of Inflammatory Skin Diseases

Behçet’s Disease

…that patient, Blobner observed a reaction in the skin that was not comparable to any reaction seen usually in patients with tuberculosis, and he noted that even when he injected water alone just beneath the surface of the skin, the same phenomenon…

Histologic Diagnosis of Inflammatory Skin Diseases

Erythema nodosum leprosum

…):1-142. Arora SK, Kumar B, Sehgal S. Development of a polymerase chain reaction dot-blotting system for detecting cutaneous tuberculosis. Br J Dermatol 2000;142(1):72-76. Coruh G, McDougall AC. Untreated lepromatous leprosy: histopathological…

Histologic Diagnosis of Inflammatory Skin Diseases

Leishmaniasis

…ifferential diagnosis clinical Acute cutaneous leishmaniasis Deep fungal infections, e.g., sporotrichosis and blastomycosis, tuberculosis cutis, and infection by atypical mycobacteria may be indistinguishable Chronic cutaneous leishmaniasis Lupus…

Histologic Diagnosis of Inflammatory Skin Diseases

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…suppurative granulomatous stage of that distinctive condition. Erythema induratum (Bazin) is nodular vasculitis in which M. tuberculosis is thought to be the cause. The term should be reserved for those few examples of nodular vasculitis that have…

Differential Diagnosis in Dermatopathology

Acne vulgaris, erythematous papule vs. Rosacea, erythematous papule

…mmatory process caused by Mycobacterium tuberculosis. In the skin, it may be primary as a consequence of direct inoculation (tuberculosis verrucosa cutis) or secondary to a focus of tuberculosis in another organ (the lung for lupus vulgaris, and…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Focus of Infection?

…, alopecia areata; 7, dermatitis herpetiformis; 8, scleroderma; 9, vitiligo. Group 3: Those considered in some relation with tuberculosis: 1, erythema induratum; 2, lupus erythematosus; 3, lupus vulgaris; 4, lichen scrofulosorum; 5, various…