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Patho-Bac
Chapter 11
10
Biology
Undergraduate 4
09/26/2010

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Term
S. aureas
Definition
gram positive bacteria, grows in grape-like clusters
"golden"
large (1 um)
most common of pyogenic bacteria that causes human diseas
produces focal abscesses at almost any site of the body
may secrete exotoxins
able to withstand phagocytosis
most adaptable of pathogenic bacteria
responsible for many community- and hospital- associated infections
one of the hardiest bacteria; can survive for long periods on dry, inanimate objects
can survive in almost any environment in which humans coexist
Term
Pyrogenic
Definition
pus-producing bacteria
Term
Toxic Shock Syndrome (TSS)
Definition
caused by toxic shock syndrome toxin-1 (TSST-1) and staphylococcal enterotoxin serotypes A through T
resules from focal infections at any body site by S. aureaus, but vaginal and respiratory infections are most likely to lead to illness
Term
Staphylococcal Scalded Skin Syndrome (SSSS)
Definition
caused by exfoliative toxin serotypes A and B
occurs most often in neonates who have acquired focal infections, often URI, by exfoliative toxin-producing staphylcocci
Term
Staphylococcal Food Poisoning (SFP)
Definition
caused by ingestion of staphylococcal enterotoxin serotypes A through E
Term
Clumping Factor
Definition
bound coagulase
binds fibrin and helps the organism form walled-off abscesses protected from phagocytes
Term
S. epidermidis
Definition
found on the skin of most people, infrequently causes disease
causes numerous infections in hospitals and in patients with implanted artificial devices (IV catheters)
Term
S. saprophyticus
Definition
apparently causes UTIs specifically
Term
S. lugdunensis
Definition
uncommon cause of aggressive endocarditis
Term
Coagulase Test
Definition
Best way to determine S. aureus from other staph species
only species to form free coagulase and a clumping factor (can be seen in a slide test)
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