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Questions and Answers
What is a distinguishing characteristic of Salmonella Typhi?
What is a distinguishing characteristic of Salmonella Typhi?
- It is a species of Salmonella
- It causes diarrhoea as a primary symptom
- It is restricted to humans (correct)
- It can be acquired from animal products
What is the typical duration of untreated Salmonella Typhi infection?
What is the typical duration of untreated Salmonella Typhi infection?
- 2-3 months
- 3-4 weeks (correct)
- 1-2 months
- 1-2 weeks
What is a common symptom of Salmonella Typhi infection?
What is a common symptom of Salmonella Typhi infection?
- Abdominal cramps
- Diarrhoea
- Nausea and vomiting
- Fever and headaches with muscle aches and pain (correct)
What is a possible complication of untreated Salmonella Typhi infection?
What is a possible complication of untreated Salmonella Typhi infection?
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What is a characteristic of Salmonella Typhi bacteria?
What is a characteristic of Salmonella Typhi bacteria?
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How can Salmonella Typhi infection be treated?
How can Salmonella Typhi infection be treated?
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Study Notes
Salmonella Typhi
- Restricted to humans, not found in animals or animal products
- Causes enteric fever, characterized by fever, headaches, muscle aches, and pain
- Cough may occur, but diarrhea is not a common symptom
- Typical rose spots may be present on the abdomen
Symptoms and Complications
- If untreated, lasts for 3-4 weeks
- 3% of cases become chronic carriers, excreting bacteria for up to 50 years, usually from the gallbladder
Characteristics
- Gram-negative rod with long flagella, making it a good swimmer
- Has fimbriae, short appendages for attachment and innate infection
Clinical Presentation
- Enteric fever with flu-like symptoms
- High mortality rate if symptoms persist for over 2 weeks
- Characterized by rose spots on the abdomen
- Low infection dose, can be contracted by coming into contact with contaminated food or objects
Comparison with NTS (Non-Typhoidal Salmonella)
- NTS causes abdominal pain, diarrhea, and nausea, but with low mortality rate
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Description
Test your knowledge on Salmonella Typhi, a strain of bacteria that causes enteric fever, a life-threatening disease restricted to humans. Learn about its symptoms, such as fever, headaches, and muscle aches, as well as its treatment and complications.
