Bacteria Buzzwords Flashcards
hospital acquired, wet environments, ventilator associated
acinetobacter baumanii
anti-vaxxers; whooping cough (+/- post-cough vomiting); A-B toxin stimulates adenylate cyclase; catarrhal/paroxysmal/convalescent stages; PCR of swab for dx; azithromycin
bordatella pertussis
intracellular; unpasteurized dairy products and uncooked meat; antibody titers for dx; tetracycline+rifampin
brucella miletensis
“Woolsorter’s disease”; gram(+) rods w/ capsule; widened mediastinum and pleural effusions on CXR; antibody titers for dx; ciprofloxacin
bacillus anthracis
Whitmore’s disease”; intracellular (w/ capsule); rice paddies (via skin abrasions); can lyse cell or hijack actin network; CXR resembles TB; ceftazidime
Burkholderia pseudomallei
walking pneumo in adults; very similar to Mycoplasma; doxycycline
Chlamydia pneumoniae
children; club-shaped beaded palisades; massive cervical LAD, grayish pseudomembrane on throat, cranial nerve palsy, and myocarditis; A-B toxin inactivates EF-2; Loeffler’s media or tellurite plate; methylene blue stain; antitoxin + penicillin/erythromycin
cornyebacterium diphtheriae
“Q-fever”; agricultural US states (via ticks); intracellular; atypical febrile PNA w/ heart and liver involvement; doxycycline
Coxiella burnetii
intracellular; LPS that cannot be recognized by TLR-4; ticks in AR/MO and Martha’s Vineyard; skin lesions, bubo-like LAD, and/or conjunctivitis; agglutination tests for dx; streptomycin
Francisella tularensis
capsule and IgA protease; chocolate agar (w/ factors V and X); amoxcillin (mild) or ceftriaxone (severe); also otitis media (w/ conjunctivitis), epiglottitis, and meningitis; exacerbation of COPD
- Haemophilus influenzae
capsule; currant jelly sputum; alcoholics/malnourished; abscessing/necrotizing;
- Klebsiella pneumoniae
conventions or hotel water supplies; intracellular; diarrhea/confusion; hyponatremia; silver stain; charcoal yeast agar; urine antigen test; levofloxacin or azithromycin
- Legionella pneumophila
pneumonia in elderly; exacerbation of COPD; otitis media (amoxicillin or Augmentin);
- Moraxella catarrhalis
immigrants, alcoholics, inmates, and poor people; low CD4 counts (AIDS); night sweats, erythema nodosum, steeple sign; hilar/mediastinal LAD; PknG protein; acid-fast stain (mycolic acid); Lowenstein-Jensen agar; RIPE therapy (6-9 mos; 9-12 mos for miliary); BCG vaccine
- Mycobacterium tuberculosis
walking pneumo in school-aged children, military, prison; adhesin; cold agglutination test; Eaton agar; levofloxacin, azithromycin, or doxycycline
- Mycoplasma pneumoniae