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19 Cards in this Set
- Front
- Back
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Neisseria |
Gram - diplococci Contains Lipooligosaccarides (LOS) |
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Gonococci |
Neisseria No polysacc capsule No maltose acid detection No vaxx (antigen variation of pilus) |
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Meningococci |
Neisseria Has polysacc capsule Has maltose acid detection Has vaxx (type B) |
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G: Sexually, perinatally M: respiratory & oral secretions |
Transmission: Gonococci - 2 Meningococci - 2 |
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G: gonorrhea, neonatal conjunctivitis, PID, Fitz-Hugh-Curtis sx M: meningococcemia, gangrene toes, meningitis, Waterhouse-Friderichsen sx |
Causes: Gonococci - 4Meningococci - 4 |
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G: NAT M: Culture-based tests, PCR |
Diagnosis: GonococciMeningococci - 2 |
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G: condom, erythromycin (neonatal blindness) M: Rifampin, ciprofloxacin, ceftriaxone |
Prophylaxis: Gonococci - 2 ECMeningococci - 3 RCC |
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G: ceftriaxone (IM 250mg) + azithromycin / doxycycline (chlamydial co infxn) M: ceftriaxone (IV) or Pen G (DOC) |
Treatment: Gonococci Meningococci - 2 |
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Chocolate agar; factors 5,10; S.aureus (5) Epiglottis, meningitis, otitis media, pneumonia Vaccine Type B capsular Amox +/- clavulanate (mucosal infxn) Ceftriaxone (meningitis) Rifampin (prophylaxis) |
Coccobacilli HaEMOPhilus influenzae Culture agar, contents, can be with Causes (EMOP) Vaccine Treatment |
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Catarrhal, Paroxysmal, Convalescent Tdap, DTaP vaxx (mistaken as viral infx bcs of lymphocyte infiltrate) Macrolide, TMP-SMX (allergy) |
Coccobacilli Bordatella pertussis 3 Clinical stages CPC Vaccines Treatment |
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Brucella |
Coccobacilli Unpasteurized milk Undulant fever Tx: doxycycline + Rifampin or streptomycin |
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Acinetobacter baumannii |
Coccobacilli -Commensal opportunist but Inc associated with resistant hospi-acquired infxn (ICU) -Ventilator-assoc pneumonia |
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Campylobacter jejuni |
Curved rod
Grows at 42°C Major cause of bloody diarrhea Common antecedent to Guillain-Barré sx and reactive arthritis |
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-C.jejuni -C.botolinum |
-Ascending flaccid paralysis -Descending flaccid paralysis |
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Vibrio cholerae |
Curved rod
Grows in alkaline media Profuse Rice water diarrhea Acid labile Requires large inoculum Ingestion of raw shellfish Tx: ORS |
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Helicobacter pylori |
Curved rod Triple + COU: catalase, oxidase, urease Causes gastritis and peptic ulcers Risk factor for MALT Lymphoma Triple therapy: Amox, Clarith, PPI; + Bi (for macrolide resistance) |
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fimbriae (cystitis, pyelonephritis, P Pilus) K capsule (pneumonia, neonatal meningitis) LPS endotoxin (septic shock)
EIEC ETEC EPEC EHEC |
Bacilli Lactose fermenter E.coli strains
Virulence factors (3)
Invades intestinal mucosa --> inflam & necrosis
Heat-labile and stable enterotoxins, traveller's diarrhea, no inflam
No toxin pdxn, adheres and prevents absorption, diarrhea in children
Hemorrhagic, hamburgers, Hemolytic-uremic sx |
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Klebsiella |
Bacilli Lactose fermenter ABCDE Aspiration / Lobar pneumonia in alcoholics (E-OH abuse) and Diabetics aBscess in lungs, liver Currant jelly sputum |
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Pseudomonas aeruginosa |
Bacilli NON Lactose fermenter |
