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Erysipelas (/ ˌ ɛ r ə ˈ s ɪ p ə l ə s /) is a relatively common bacterial infection of the superficial layer of the skin (upper dermis), extending to the superficial lymphatic vessels within the skin, characterized by a raised, well-defined, tender, bright red rash, typically on the face or legs, but which can occur anywhere on the skin.
Erysipelothrix rhusiopathiae is a Gram-positive, catalase-negative, rod-shaped, non-spore-forming, nonacid-fast, nonmotile bacterium.Distributed worldwide, E. rhusiopathiae is primarily considered an animal pathogen, causing the disease known as erysipelas that may affect a wide range of animals.
The best-known species within the genus is Erysipelothrix rhusiopathiae, which is the cause of erysipelas of domestic pigs, poultry and other animal species. In humans, E. rhusiopathiae infections are termed erysipeloid.
Erysipeloid of Rosenbach is a cutaneous condition most frequently characterized by a purplish marginated swelling on the hands. [6]: 264 The eponym Rosenbach's disease is in reference to the milder type of the condition and is named after Friedrich Julius Rosenbach. [7]
Erysiphales have a superficial mycelium which extracts nourishment from the host plant through specialized hyphae that penetrate the epidermal cells of the host by means of absorbing organs called haustoria.
In contrast to cellulitis, erysipelas is a bacterial infection involving the more superficial layers of the skin, present with an area of redness with well-defined edges, and more often is associated with a fever. [1] The diagnosis is usually based on the presenting signs and symptoms, while a cell culture is rarely possible.
Friedrich Fehleisen (/ˈfeːlaɪ̯sən/) (1854–1924) was a German surgeon whose work focused on streptococcal bacteria.Dr. Fehleisen's work played a necessary role in the eventual uncovering of the etiology of many streptococcal illnesses.
Erisipela de la costa is an acute phase of onchocerciasis characterized by swelling of the face with erythema and itching. [1]: 440 Onchocerciasis causes different kinds of skin changes and these changes vary in different geographic regions.