Question

Diagnosis of typhoid is done by

• A. ESR
• B. ELISA test
• C. WIDAL test
• D. DLC

Answer 1

The correct option is C WIDAL test

The WIDAL test is one method that may be used to help make a presumptive diagnosis of enteric fever also called the typhoid fever.

The Widal test is positive if TO antigen is more than 1:160 inactive infection or if TH antigen is more than 1:160 in past infection or in immunizes person.

So, the correct option is 'WIDAL test'.