Erysipeloid of Rosenbach Definition

Acute bacterial infection of traumatized skin caused by the microorganism Erysip-elothrix rhusiopathiae (insidiosa)


Causative organism, E. rhusiopathiae, enters the skin through scratches or pricks; organism produces enzymes that help it dissect through the tissues; inflammation produced when immune system activated against foreign antigen

Clinical manifestation

Food handlers (home makers, farmers, fishermen, and butchers) at increased risk of acquiring the infection Localized form: well demarcated, bright-red-to-purple, warm, tender plaques with a smooth, shiny surface, most commonly on the hands

Diffuse cutaneous form: multiple, well demarcated, violaceous plaques with an advancing border and central clearing Systemic form: localized areas of swelling surrounding a necrotic center; sometimes presenting as follicular, erythematous papules; endocarditis as complication of septicemia

Differential diagnosis

Cellulitis; erysipelas; fixed medication reaction; erythema nodosum; leishmaniasis




Reboli AC, Farrar WE (1989) Erysipelothrix rhusiopathiae: an occupational pathogen. Clinical Microbiology Reviews 2(4):354-359

Erythema annulare centrifugum 217

How To Deal With Rosacea and Eczema

How To Deal With Rosacea and Eczema

Rosacea and Eczema are two skin conditions that are fairly commonly found throughout the world. Each of them is characterized by different features, and can be both discomfiting as well as result in undesirable appearance features. In a nutshell, theyre problems that many would want to deal with.

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