A typhoid test is essential if you are suffering from prolonged fever, abdominal discomfort, headache, or digestive issues. Typhoid fever, caused by Salmonella typhi bacteria, spreads mainly through contaminated food and water. To confirm the infection, doctors recommend diagnostic tests such as the Widal test, TyphiDot test, and blood culture, which detect either the bacteria or the ... https://redcliffelabs.com/myhealth/lab-test/blood-test/which-test-is-done-for-typhoid/