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34 Cards in this Set
- Front
- Back
In w' media Staph will produce yellow colonies |
Mannitol salt agar Slective indicator media |
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What is the most important vilrulance factor of staph.aureus? |
Staphylocoagulase |
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W' types of food is more susceptible to staph food posing? |
Ptn rich food Charbohydrate rich food |
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Incubation period of staph |
1to 6 hours |
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Does staph food posining produce fever and why |
No, as there is no infection or inflammation ال organism ما دخل الجسم فقط ال toxins |
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What type of toxin is produced in SSSS |
Exfoliatin produced by staph.aureus |
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Why staph.aureus can resist methacillin (MRSA) |
Due to presence of mec-A gene on chromosome of MERSA |
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The new antibiotic of VRSA |
Linezolid and streptogramins |
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Sensitive to novobiocin |
Staph epidermidis |
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Produces honeymoon cystitis |
Staph. saprophiticus |
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Sensitivity of staph.saprophyticus to novobiocin |
Staph.saprophyticus resist novobiocin |
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Ttt of staph.saprophyticus |
Quinolones |
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Ragarding to morphology and caltural characteristics, in what staph.epedermides differ from staph.aureus |
1-mannitol non fermenter 2-non hemolytic colonies on blood agar |
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Inhibitid by bacitracin |
Strept.pyogenes (group a strept) |
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Necrotising fascilitis |
Strapt. Pyogenes producing B toxin act as protease |
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Scarlet fever |
Strept. Pyogenes producing toxin A w' is erythrogenic |
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Lipoteichic acid |
Factor mediate adherance in strept pyogenes |
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Erysipelas |
Form of cellulitis accombined by fever and systemic to toxicity Caused by strept pyogenes |
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SPE - A B C |
Produced by strept. Pyogenes Casue Toxic shock syndrome Tessue necrosis Renal falure DAD |
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Diagnosed by jones criteria |
Acute rhomatic fever |
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Subcutaneous nodules |
One of the major criteria of ARF |
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Smoky urine |
Means RBCs in urine w' caused by acute glumerulonephritis |
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ASO is low in AGN patient |
لان ال AGN غالبا بتيجي من strept skin infection و ال O streptolysin بكون o2 lable فبتكسر بال skin |
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Elevated anti-DNase B denotes |
Acute glomerulonephrites caused by strept skin infection or pharyngitis |
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Prevention of strept agalactia |
Ampicillin during delivery |
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Combination of penicilin and gentamicin |
Ttt of strept. Veridens in cases of endocarditis |
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Used in patient with abnormal heart valves prior to dental pressures or oral surgery for prevention of endocarditis |
Ambicillin or amoxicillin |
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Gram +ve lancet shape capsulated diplococci |
Strept. Pneumonae |
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Quellung test |
Used to identify pnumocci By swelling of its capsul in response to specific antibody |
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Growth inhibted by optochin |
S. Pneumonae |
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Characterized by rusty sputum |
S. Pneumonae |
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Drug of choice in ttt of s. Pneumonae infection |
Cephalosporin |
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Mention one example of ptn conjugate vaccine |
23 pnumoccal serotype |
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كيف تحلف انها strept |
1-growth inhibited by bacitracin 2-agglutination by group A antibody |