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What is When should you perform Widal test in a case of Typhoid? and explain in detail?
Lab diagnosis for typhoid B - Blood culture - 1st week A - Agglutination Test - 2nd week S - Stool culture - 3rd week U - Urine culture - 4th week Widal test Highly sensitive but poorly specific Also biological false positive in - Infectious mono nucleosis Malaria SLE For Widal paired testing should be done