Micro - Gram + Stains/Distinguishing Characteristics Flashcards
Immigrant kids not vaccinated
C. Diptheriae
Urease + and Gram +
S. Epidermidis, S. Saprophyticus, N. Asteroides
Strawberry pharyngitis w/ diffuse rash sparing face =
S. Pyogenes (Group A)
Rusty nails/barbed wired
C. Tetani
Double zone of hemolysis on blood agar =
C. Perfringens
Catalase + and Gram +
Staph sp., L. Monocytogenes, N. Asteroides
Spore forming and Gram +
Clostridium sp., Bacillus sp.
Canned foods, honey
C. Botulinum
Optochin resistant
S. Viridans
Optochin sensitive
S. Pneumoniae
Food poisoning from meat/mayo left out =
S. Aureus
Loeffler’s medium =
C. Diphtheriae
Vomiting from reheated fried rice =
B. Cereus
Motorcycle accidents and combat wounds
C. Perfringens
Bacitracin resistant
S. Agalactiae (Group B)
Tellurite agar =
C. Diphtheriae
Recent dental work/jaw trauma
A. Israelii
People working w/ wool
B. Anthracis
Novobiocin resistant
S. Saprophyticus
Coagulase + and Gram +
S. Aureus
ß-Hemolytic
S. Aureus, S. Pyogenes (Group A), L. Monocytogenes
Ferments Mannitol and Gram +
S. Aureus
How are toxins detected in C. Difficile
In stool
Causes MOPS Sx’s =
S. Pneumoniae (Meningitis, Otitis media, Pneumonia (lobar), Sinusitis)
