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Caroline Oxford
Mapa Mental por , creado hace más de 1 año

bacalaureat Microbiology Mapa Mental sobre Staph and Strep, creado por Caroline Oxford el 28/05/2013.

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Caroline Oxford
Creado por Caroline Oxford hace casi 12 años
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Staph and Strep

Staph and StrepStaphylococciGram +iveanaerobicGrape like clustersNormal flora ofskin/noseStraphylococcus AureusPneumonia,endocarditis, skin infections, Toxic shock syndromeProduces EnterotoxinsCauses food poisoning from infected foodInhibits PhagacytosisAntibiotic resistant (MRSA)Binds protein A to antigen, stops acctivation of phagocyteStraphylococcus EpidermidisNormal skin floraOpportunist infectionsshunts/catherters/heart valvesStraphylococcus saprophyticusUrinary tract infectionsCatalase +iveStreptococciGram +iveChains or pairsCatalase -iveOne or more species per groupSurface antigensLancefield (1930) classified beta strep according to carbohydrate on antigenAlphaBlood agar; (Haemolysis) Erythrocytes partially lysed, leaves a green ringBetaFully Haemolytic (haemolysis) Leaves clear ringNon HaemolyticLeaves no change in algarLancefield groups A,B,C,F and GNon Lancfield GroupableGroup Aupper respitory tract, PharyngitisSurface M protein inhibits phagacytosisExotoxins break down fibrin and Hyaluronic acidMeans that it spreads through skin and connective tissue, causes, Cellulitis/necrotisingGroup BNeonates; Septicaemia, MeningitisAdults; septaecemia and endocarditisGroup CPharyngitis (similar to group A)Group GCellulitis and other skin infectionsStreptococci pneumoniaeMost comman cause of pneumonia. Can cause Meningitis in elderly and middle ear infectionsViridansS. mutansProduce acid, causes dental cariesMost often belong to Lancfield group DEnterococciE. (S) faecalisCauses gastric problems and abcessesLancfield groupssome resistance to PenVHaz doble clic en este nodo para editar el textoHaz clic en este nodo y arrástralo para crear uno nuevo