Micro: G-, STEP 1
Terms
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G- Bacilli:
Resistant to ____ but susceptible to ____ -
Benzpenn G
Ampicilin (derivative)
-
Neisseria
1. 2 types
2. Both ferment ___ and produce ___.
-
1. Gonococci, meningococci
2. Glucose, IgA Protease -
Neisseria:
a. Vaccine
b. Transmision
c. capsule
1. Gonococci
2. Meningococci -
1. Gonococci:
a. No vaccine - rapid variability
b. Sexual
c. No polysacc capsule
2. Meningococci
a. Vaccine available
b. resp/oral secretions
c. polysacc capsule - Gonococci Classic Vignette:
- Sexually active individual with joint pain and possible genital discomfort
-
Waterhouse Friederick Syndrome
Caused by ____, known for _____ (symptom). -
Meningococci
meningitis / *Adrenal Hemorrhage
-
H Influenza
Causes: -
EMOP:
Epiglottitis (***CHERRY RED)
Meningitis
Otitis
Pneumonia
*** Differs from Strep Pneumo:
Epiglotitis vs. sinusitis (vignette will specify) -
H. Influenza
1. DOES NOT = _____
2. Cultured on ______
3. Treat w _____, prophylaxis ______ -
1. common flu (influenza VIRUS)
2. V and X chocolate agar
3. ceftriaxone, rifampin -
Neisseria
Meningococci can ferment ______. - Maltose AND Glucose
-
Neisseria
Type:
G ___, _____ - G- DIPLOcocci
-
Legionella Pneumophila
1. Stain with _____
2. Must grow on _____ with ___ and ____. -
1. Silver stain
2. Charcoal Yeast, Iron, Cysteine -
Legionella Pneumo
Transmitted via ____.
NOT THROUGH _____. -
Aerosolized water
NOT THROUGH person to person contact -
Legionella
Treat with ____ or_____. - Erythro- or Azithro- mycin.
-
Pseudomonas Aeruginosa
2 culture factoids that affect the senses -
1. Blue Green pigment in cluture
2. Grape Odor -
Pseudo Aeruginosa
Vignettes often have bacterial infections in these 3 victims: -
1. Burn victims
2. CF patients
3. Diabetics -
Vignette:
Hot tub folliculitis - Pseudo Aeruginosa
-
Pseudo Aeruginosa
Treat with:
______ + Extended Spectrum _____ -
Aminoglycoside + Pnicilin
Extended spectrum includes Piper- and Ticar- cillin. -
E Coli
4 types + Toxins -
E _ EC:
I, H, T, P
I, H: Shiga-Like
T: Labile (Adenylate Cyclase )
Stabile (Guanylate cyclase)
P: No Toxin -
E Coli
1. Invades intestinal mucosa
2. Does Not invade mucosa -
1. I for "I"nvade
Get fever + bloody diarrhea
2. H, T, P
No Fever, Watery diarrhea -
E Coli
Shiga Like Toxin -
H and I
Say "HI" to my sick friend, Shiga.
Causes Necrosis and inflammation -
HUS
Caused by ____.
3 symptoms: -
EHEC
1. Anemia
2. Thrombocytopenia
3. Renal Failure -
Enterobacteriaceae
List: -
Sarah the Salmon PEEKS
Serratia
Salmonella
Proteus
E Coli
Enterobacter
Klebsiella
Shigella -
Enterobacteriaceae
(Sarah the Salmon PEEKS)
Think 3 antigens (___, ___, ___) and ____ fermenters.
Serious Form: -
Antigens:
O: endotoxin polysaccharide
H: Flagellar
K: capsular
Glucose Fermenters
O157 H7
-
Klebsiella
______ Sputum - Red Currant Jelly
-
Klebsiella
2 main demographics:
- Pneumonia in Alcoholics and Diabetics
- Whooping Cough
-
Bordetella Pertussis
Turns Off Off: Disables Gi