Which among the following causes Typhoid?

The correct answer is Salmonella typhi.

Key Points

• Salmonella typhi is a pathogenic bacterium responsible for causing typhoid fever in humans.
• Typhoid fever is transmitted through the ingestion of food or water contaminated with the feces of an infected person.
• Symptoms of typhoid fever include prolonged high fever, fatigue, headache, nausea, abdominal pain, and constipation or diarrhea.
• The disease is most prevalent in areas with poor sanitation and lack of clean drinking water.
• Effective treatment involves antibiotics, and preventive measures include vaccination and improved sanitation practices.

Additional Information

• Typhoid Vaccines: There are two main types of typhoid vaccines available - the inactivated (killed) vaccine and the live attenuated (weakened) vaccine.
• Diagnosis: Typhoid fever is diagnosed through blood cultures, stool cultures, or bone marrow cultures to detect the presence of Salmonella typhi.
• Antibiotic Resistance: There is an increasing concern over antibiotic-resistant strains of Salmonella typhi, making it imperative to use antibiotics judiciously.
• Prevention: Along with vaccination, preventive measures include drinking safe water, eating properly cooked food, and practicing good hygiene, especially handwashing.
• Complications: If untreated, typhoid fever can lead to severe complications such as intestinal perforation, which can be life-threatening.