Search Results for: tuberculosis

Erythema multiforme and erythema nodosum lesions with cervical lymphadenopathy

Erythema multiforme and erythema nodosum lesions with cervical lymphadenopathy

…multocida, Haemophilus influenzae type b, etc.), subacute and chronic lymphadenopathies (cat scratch disease, Mycobacterium tuberculosis, parasitic infections [Toxoplasma gondii], fungal infections [Blastomyces dermatitidis, Histoplasma capsulatum,…

Radiation-induced basal cell carcinoma

Radiation-induced basal cell carcinoma

…e battlefield of civil wars and invasions by Russians and the British. At that time, diseases such as malnutrition, cholera, tuberculosis, malaria, typhoid, leprosy and skin infections were common in this region. The American Presbyterian mission…

Differential Diagnosis in Dermatopathology

Discussions

…evere fat necrosis and granulomatous inflammation, nodular vasculitis was thought, in former times, to be a manifestation of tuberculosis, i.e., a “tuberculid,” and was named erythema induratum. Nowadays, tuberculous cause is rare for…

Histologic Diagnosis of Inflammatory Skin Diseases

Crohn’s disease

…material extraneous to the skin or normal components of skin that are out of place, e.g., hair shafts lodged in the dermis. Tuberculosis is typified by tuberculoid granulomas punctuated often by caseous necrosis in the center of them. Sarcoidosis…

Differential Diagnosis in Dermatopathology

Erythema nodosum vs. Nodular vasculitis

…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…

Differential Diagnosis in Dermatopathology

Nodular vasculitis vs. Subcutaneous polyarteritis nodosa

…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…

Histologic Diagnosis of Inflammatory Skin Diseases

Erythema nodosum

…persensitivity reaction to different antigenic stimuli, such as those of infectious agents, e.g., streptococci, Mycobacteria tuberculosis, yersinia, histoplasma, coccidioides, and blastomyces; drugs, e.g., oral contraceptives; malignant neoplasms,…

Differential Diagnosis in Dermatopathology

Discussions

…skin like those of livedo reticularis. Nodular vasculitis was thought in times former to be a manifestation of disseminated tuberculosis because of extensive granulomatous and necrotizing inflammation reminiscent of infection by tubercle bacilli….