L33 - Gram- Bacteria III Flashcards
1
Q
Salmonella enteritidis
A
Gram- bacteria that is a major cause of food poisoning; found in eggs
2
Q
Salmonella typhi
A
- Acquired through water contaminated with human excreta
- Causes severe illness, sustained bloodstream infection without vascular focus, and intestinal perforations
- Pulse-temperature deficit
- No diarrhea
- Does not transfer human-to-human (absent fecal-oral transmission)
3
Q
Campylobacter jejuni
similar diseases
A
resembles:
Crohn’s disease
appendicitis
4
Q
Campylobacter jejuni
presentation
A
- Diarrhea
- Abdominal pain
- Fever
- Not much nausea and vomiting
5
Q
Campylobacter jejuni
types and causes
A
- Sporadic: poultry
- Outbreak: unpasteurized milk
6
Q
Guillan-Barre Syndrome (GBS)
A
- Potential post-infection complication of Campylobacter jejuni
- Cross-reactivity between LPS and peripheral nerve myelin, resulting in paralysis
7
Q
Helicobacter pylori
presentation
A
- Gastritis
- Peptic ulcers
- Asymptomatic colonization for decades
8
Q
Helicobacter pylori
toxicity
A
- VacA - cytotoxin
- CagA - necessary for VacA expression
- urease
