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Causative agent, bacterial shape and Gram stain reaction for Campylobacter gastroenteritis:
- Campylobacter jejuni
- curved bacilli w/ flagella
- Gram-negative
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What are the reservoirs for Campylobacter gastroenteritis?
Poultry, cats, dogs, rabbits, pigs, cattle and minks.
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How is the Campylobacter gastroenteritis aquired?
Fecally contaminated food, water or milk.
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What are the signs and symptoms of Campylobacter gastroenteritis?
- Bleeding lesions
- Inflammation of the jejunum, ileum and colon
- Malaise, fever, abdominal pain, bloody diarrhea
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What is the causative agent for Peptic ulcers?
Helicobacter pylori
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Has a slightly helical shape?
Peptic ulcer
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What are some factors that can aggravate a peptic ulcer?
- Stress
- Alcohol
- Spicy foods
- Excessive stomach acids
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Where is the main source of infection for peptic ulcers?
In the mucous membranes of stomach duodenum.
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What is the causative agent for Shigella?
Shigella dysenteriae
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How is Shigella transmitted?
Fecal/Oral and person to person
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Symptoms: abdominal cramps, watery stool w/ mucous and blood
Shigella symptoms
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How does the Shigella toxin affect the intestinal nerves and which villi are invaded?
It damages the lining and invades the large intestine
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What are the most common infections associated with Listerosis and what antibiotics are used for treatment?
- Meningitis and bacteremia
- Penicillin and erythromycin
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