Specific Organisms Flashcards
1
Q
GROUP A STREP
- Species
- Metabolism
- Virulence
- Toxins
- Diseases
- Treatment
A
GROUP A STREP
- Species: S.pyogenes
- Metabolism: Catalase (-), B-hemolytic
- Virulence: M-protein
- Toxins: Pyrogenic, TSS toxin
- Diseases: Pharyngitis, Folliculitis, Impetigo, Necro. fasciitis, Scarlet fever, TSS, Rheum. fever, Glomerulonephritis
- Treatment: Penicillin G, Pen. V, Erthyromycin
2
Q
GROUP B STREP
- Species
- Metabolism
- Virulence
- Toxins
- Diseases
- Treatment
A
GROUP B STREP
- Species: S.algalactiae
- Metabolism: Catalase (-), B-hemolytic
- Virulence
- Toxins
- Diseases: Neonatal meningitis, neonatal pneumoniae, sepsis
- Treatment: Penicillin G
3
Q
VIRIDANS GROUP
- Species
- Metabolism
- Virulence
- Toxins
- Diseases
- Treatment
A
VIRIDANS GROUP
- Species: S.viridans, S.mutans, S.intermedius, S.anginosus
- Metabolism: Catalase (-), A or G-hemolytic
- Virulence: Ext. dextran
- Toxins
- Diseases: Subacute bact. endocarditis, Dental carries, Brain or Liver abscess
- Treatment: Penicillin G
4
Q
GROUP D STREP
- Species
- Metabolism
- Virulence
- Toxins
- Diseases
- Treatment
A
GROUP D STREP
- Species: Enterococcus faecalis, E.faecium, S.bovis
- Metabolism: Catalase (-), A or G-hemolytic
- Virulence: Ext Dextran
- Toxins
- Diseases: UTI, Biliary tract infections, SBE, colon malignancies
- Treatment: Ampicilin, emerging resistance to Vancomycin
5
Q
STREPTOCOCCUS PNEUMONIAE
- Species
- Metabolism
- Virulence
- Toxins
- Diseases
- Treatment
A
STREPTOCOCCUS PNEUMONIAE
- Species: S.pneumoniae
- Metabolism: Catalase (-), A hemolytic
- Virulence: Capsule
- Toxins
- Diseases: Pneumonia, Meningitis, Sepsis, Otitis media in children
- Treatment: Penicillin G, Erythromycin, Ceftriaxone, Pneumo vaccine
6
Q
NEISSERIA GONORRHEA
- Glucose fermentation
- Maltose fermentation
- Polysaccharide capsule
- Beta-lactamase production
- Oxidase
A
NEISSERIA GONORRHEA
- Glucose fermentation (+)
- Maltose fermentation (-)
- Polysaccharide capsule (-)
- Beta-lactamase production (Common)
- Oxidase (+)
7
Q
NEISSERIA MENINGITIDIS
- Glucose fermentation
- Maltose fermentation
- Polysaccharide capsule
- Beta-lactamase production
- Oxidase
A
NEISSERIA MENINGITIDIS
- Glucose fermentation (+)
- Maltose fermentation (+)
- Polysaccharide capsule (+)
- Beta-lactamase production (None)
- Oxidase (+)
8
Q
E. COLI
- Reservoir
- Transmission
- Metabolism
- Virulence
- Toxins
- Diseases
- Treatment
A
E. COLI
- Reservoir: Humans-GI & Urinary Tract
- Transmission: Fecal-oral, urethra, catheters
- Metabolism: Lac(+), B-hemolytic
- Virulence: Pili, Capsule (K-Ag), Flagella (H-Ag)
- Toxins: Enterotoxins-LT, ST, Shiga-like (verotoxin)
- Diseases:Neonatal meningitis, UTI, nosocomial sepsis, pneumonia, diarrhea
- TreatmentCephalosporins, Aminoglycosides, Trimethoprim, & Sulfamethoxazole, Fluorquinolones
9
Q
KLEBSIELLA
- Reservoir
- Transmission
- Metabolism
- Virulence
- Toxins
- Diseases
- Treatment
A
KLEBSIELLA
- Reservoir
- Transmission
- Metabolism: Lac (+)
- Virulence: Capsule
- Toxins
- Diseases: Pneumonia, nosocomial UTI & sepsis
- Treatment: 3rd gen Cephalosporins, Ciprofloxacin
10
Q
SHIGELLA
- Reservoir
- Transmission
- Metabolism
- Virulence
- Toxins
- Diseases
- Treatment
A
SHIGELLA
- Reservoir: Humans
- Transmission: Fecal-oral
- Metabolism: Lac(-), No H2S
- Virulence: Non-motile
- Toxins: Shiga toxin
- Diseases: Bloody diarrhea
- Treatment: Fluoroquinolones, Azithromycin, Trimeth. & Sulfamethox.
11
Q
SALMONELLA
- Reservoir
- Transmission
- Metabolism
- Virulence
- Toxins
- Diseases
- Treatment
A
SALMONELLA
- Reservoir: S.typhi -Humans; other grps. zoonotic
- Transmission: S.typhi -Fecal-oral
- Metabolism: Lac(-), Produces H2S
- Virulence: Capsule (Vi-Ag), Flagella (H-Ag)
- Toxins
- Diseases:Enteric Fever, sepsis, gastroenteritis, osteomyelitis
- Treatment: Ciprofloxacin, Ceftriaxone, Trimeth & Sulfamethox., Azithromycin
12
Q
VIBRIO
- Reservoir
- Transmission
- Metabolism
- Virulence
- Toxins
- Diseases
- Treatment
A
VIBRIO
- Reservoir
- Transmission: Fecal-oral
- Metabolism: Lac(-), Oxidase (+)
- Virulence: Pili, Flagella (H-Ag)
- Toxins: Choleragen (enterotoxin): like LT of E.coli
- Diseases: Cholera: severe diarrhea with rice water stools
- Treatment: Replace fluids, Doxycycline, Fluoroquinone
13
Q
P. AERUGINOSA
- Reservoir
- Transmission
- Metabolism
- Virulence
- Toxins
- Diseases
- Treatment
A
P. AERUGINOSA
- Reservoir
- Transmission
- Metabolism: Lac(-), Oxidase (+)
- Virulence: Motile
- Toxins: Exotoxin A
- Diseases: Pneumonia, osteomyelitis, burn wound infections, sepsis, UTI, endocarditis, malignant external otitis
- Treatment: Timentin, Peperacilin, Imipenem, Aminoglycosides, Ciprofloxacin