What is the Widal Test?
The Widal Test Kit is an essential diagnostic tool widely used in detecting typhoid fever, a bacterial infection caused by Salmonella typhi and Salmonella paratyphi . This test remains a cornerstone in many regions where typhoid fever is prevalent, offering a quick and efficient way to identify the infection. In this blog, we’ll explore the Widal test, its mechanism, how to use the Widal test kit, and its significance in modern diagnostics. What is the Widal Test? The Widal test is a serological assay that measures the presence of specific antibodies in a patient’s blood serum. These antibodies are produced in response to antigens associated with Salmonella bacteria. The test identifies two major antigen groups: O Antigen : Related to the somatic components of Salmonella bacteria. H Antigen : Related to the flagellar components of the bacteria. By detecting the levels of these antibodies, the Widal test helps determine if the patient i...