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clinmed > gram negative bacteria > Flashcards

gram negative bacteria Flashcards

1
Q

Nisseria meningitides - infxn and tx

A

meningococcal meningitis- with purport. Tx- vaccine for college kids, ceftriaxone + vancomycin

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2
Q

Moraxella catarrhalis- infxn and tx

A

symptoms common cold, otitis media, sinusitis, COPD exacerbation, nosocomial infxn in babies. Tx- amoxicillin-clavulanate, TMP/SMX

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3
Q

E. Coli- infections

A

traveler’s diarrhea, UTI, gastroenteritis (non-bloody), pneumonia, neonatal bacterial meningitis, intra-abd infection

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4
Q

E-coli- UTI tx

A

ciprofloxacin, TMP/SMX, or nitrofurantoin

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5
Q

E. Coli- meningitis, pneumonia, cholecystitis/ cholangitis tx

A

ceftriaxone

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6
Q

Klebsiella pneumoniae- infxn and tx

A

pneumonia in alcoholics, UTI in catheters. Tx pneumonia- IV ceftriaxone. Tx UTI- nitrofurantoin or TMP/SMX

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7
Q

Proteus mirabilis- infxn and tx

A

UTI in long term care facilities. Tx- ceftriaxone as mono therapy, + amino glycoside for complicated (think renal calculi- proteus produces ureas to form stones)

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8
Q

Shigella- infxn and tx

A

food poisoning, fecal-oral (high risk kids in daycare, HIV+, international travel, crowded living) Tx- prevent with hand wash, if need abx- cipro, TMP/SMX, or azithromycin

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9
Q

Salmonella- infxn and tx

A

gastroenteritis via contaminated food or water with animal feces, pet turtles. Tx- supportive care. Abx for age extremes- quinolone, ceftriaxone, or TMP/SMX

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10
Q

Campylobacter jejuni- infxn and tx

A

most common cause of community acquired inflammatory enteritis. Tx- rehydrate. Age extremes- cipro, Z-pack

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11
Q

H. Pylori- infxn and tx

A

duodenal ulcer, stomach ulcer. Tx- triple therapy: omeprazole, amoxicillin, clarithromycin

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12
Q

Pasteurella multocida- infxn and tx

A

dog/ cat bite infection. Tx- amoxicillin- clavulanate (2nd line- quinolone)

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13
Q

Bartonella henselae- infxn and tx

A

cat scratch fever. Tx- azithromycin, or TMP/SMX

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14
Q

Pseudomonas aeruginosa- infections

A

opportunistic- most common pathogen isolated from pt hospitalized >1wk. Malignant otitis external (elderly diabetic), puncture wound through rubber sole, hot tub folliculitis, pneumonia in CF patients, UTI

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15
Q

pseudomonas- UTI tx

A

ciprofloxacin

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16
Q

pseudomonas- MOE tx

A

ciprofloxacin

17
Q

pseudomonas- pneumonia (CF) tx

A

levofloxacin

18
Q

Eikenella corrodens- infxn and tx

A

commensal bacteria in human mouth- fight bight or lick wound. Tx- fluoroquinolone

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