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Fall 2024 > Urine/Antibiotics Micro > Flashcards

Urine/Antibiotics Micro Flashcards

1
Q

Staphylococcus aureus

A

SSS, cellulitis, impetigo, PMN

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2
Q

Staphylococcus epidermis

A

SBE (indwelling)

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3
Q

Enterococcus spp.

A

GI/UTI

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4
Q

Klebsiella pneumoniae

A

capsule, LRI, UTI, wound, LYS+/ORN=

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5
Q

Enterbacter spp.

A

K. aerogenes, UTI, LYS/ORN +

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6
Q

Pseudomonas aeruginosa

A

CRE: VIM (verona Integron-Mdiated Metallo-B-lactamase), NDM, KPC

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7
Q

Mollicutes

A

Sterols, nucleic acid precursors, serum (fried egg), no cell wall (cocci-stellate)

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8
Q

Mycoplasma hominis/genitalium

A

bacterial vaginosis, placental inflammation

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9
Q

Ureaplasma spp.

A

Urethritis

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10
Q

Male biota

A

Diphtheroids, CNS, Enterococcus

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11
Q

Female biota

A

Diphtheroids, CNS, lactobacilli, A hemolytic Strep, Enterbacteriaeceae

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12
Q

Urine Media

A

BAP (blood containing media), MAC

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13
Q

Fluoroquinolones

A

UTI, Better than lactams, kidney damage

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14
Q

Cell Wall Synthesis

A

Penicillin, Cephalosporin, Monobactams, Carbapenems, Bacitracin, Vancomycin

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15
Q

Extended Spectrum Penicillin

A

GNR (pseudomonas aeruginosa)

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16
Q

Cephalosporin

A

+ tazobactam

17
Q

Monobactams

A

GN, 1 beta lactam ring

18
Q

Carbapenem-Resistant Enterbacteriaceae

A

K. pnuemoniae,

19
Q

Clavulanic acid + penicillin

A

B-lactamase inhibitor (covalent bond)

20
Q

Sulbactam + ampicillan

A

Decoy ring for enzymes

21
Q

Tazobactam + piperacillan

A

broad spectrum

22
Q

Bacitracin

A

GP susceptible to it

23
Q

IVancomycin

A

rash, hearing, kidney, VISA, E test MIC

24
Q

Metabolism: Sulfonamides/Trimethoprim (SXT)

A

Vitamin B9 folic acid, bacteriostatic, PABA

25
Q

Photosensitive

A

Sulfanomides, tetracycline, macrolides,

26
Q

Protein

A

tetracycline, macrolides, aminoglycosides (cidal), streptogramins, oxazolidinones

27
Q

Macrolides (thromycin)

A

intracellular WBC

28
Q

IAminoglycosides

A

30S, gentamycin, tobramycin, streptomycin

29
Q

Streptogramins

A

50S, S, pyogenes, S. aureus

30
Q

Oxazolidinones

A

VREF, MRSA, protein synthesis

31
Q

Nucleic acid

A

Rifamycin, quinolones, metronidazole, nitrofurantoin

32
Q

Rifamycins

A

RNA polymerase no transcription

33
Q

Metronidazole

A

helical structure, black hairy tongue, trich/giardia/anaerobe

34
Q

Cell membrane: Polymixin B and colistin

A

GN anaerobes, topical/IV

35
Q

ESBL

A

hydrolyze ES cephalosporin (cefotaxime/ceftriaxone), clavulanic acid, sulbactam, tazobactam inhibit

36
Q

Modified Hodge

A

E. coli 25922 lawn, carbapenem disk, organism make e. coli grow (+) (P. aeru not done)

37
Q

D test, Macrolides

A

inducible resistance to clindamycin, ERM gene Staph

Fall 2024 (14 decks)

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