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16 Cards in this Set
- Front
- Back
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A-56. What are the si/sx of "Strep throat"?
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-Acute sore throat
-Malaise, fever (39-40C) -Yellow exudate on tonsils -May need bact. culture to distinguish from viral pharyngitis |
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A-56. What are the two a-hemolytic streptococci what what do they cause?
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-S. pneumococcus: (classic lobar pneumonia)
- S. viridans: endocarditis |
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A-56. What are some differences b/t N. meningococcus and N. gonococcus?
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-N. men: has capsule, ferments maltose, tx with PCN G
-N. gon: has pilus, not ferment maltose, tx resist PCN - use ceftriaxone |
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A-56.What are the two spore forming, G+ bacilli, and are they aero/anaerobic?
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Aerobic: Bacillus
Anaerobic: Clostridium |
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A-56. C. perfringens produces two toxins. What are they and what do they cause?
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Alpha toxin: gas gangrene
Enterotoxin: food poisoning (reheated meat stews) |
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A-56. What are the clinical features of Shigella?
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-Dysenteriae
-Flexneri, boydii, sonnei (mild) -Watery diarrhea followed by fever, bloody stools, and cramping |
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A-56. What is associated with Community and Hospital acquired Klebsiella?
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-Comm: indisting. from classic lobar pneumo, "currant" jelly sputum
-Hosp: UTI, resp tract infec, wound infections (very resistant) |
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A-56. Differentiate b/t the diarrhea of V. cholera, V. parahaemolyticus, and C. jejuni?
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-V. cholera: non bloody rice-watery
-V. parahaemolyticus: diarrhea from raw seafood like sushi -C. jejuni: water, foul smelling which may become bloddy |
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A-56. What are the key features of the Brucella spp?
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-Undulating fever
-B. abortus - cattle -B. melitensis - goats/sheep -B. suis (hogs) -Tx: Streptomycin/Tetracycline |
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A-56. Pertussus toxin is associted with __________ and causes_________. What is its tx?
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Bordetella
Whooping Cough Erythromycin |
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A-56. What are the obligated aerobes?
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M. tuberculosis
Pseudomonas aeruginosa Nocardia "M,N,Olbi, P" |
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A-56. Whats the common cause of diarrhea in children, adults, and travlers?
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Children: rotavirus
Adults: Camplobacter Travelers: E. coli, Shigella, Salmonella |
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A-56. Staph species produce Enterotoxin AF, TSS Toxin, Exfoliatin, and Alpha toxin. What do they cause?
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Enter. AF: diarrhea
TSS Toxin: anaphylaxis Exfoliatin: scalded skin (hands/feet) Alpha Toxin: tissue necrosis |
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A-56.C & C tuberculoid and lepromatous leprosy.
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TL: granulomas and skin test +ve
LL: nodular skin lesions and skin test -ve |
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A-56. The Pertussis toxin and Cholera toxin both stimulate adenylate cyclase, however, cholera activates______ and pertussus inhibits______?
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Gs
Gi |
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A-56. What bacteria causes Lump Jaw, how do you get it, and how does it present?
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-Actinomyces
-Following a tooth extraction -Inflammatory sinues > discharge to surface Tx: PCN and surgical drainage |
