What does this blood test for thyphoid indicate?
Patient: Sir Good afternoon sir.My Nephew, having symptom normal fever and throat in the evening for the past one week today blood test carried out result are salm typhi O – Positive 1:40 , Salm Typhi H- Negativies.para typhi Ah - Negative s.para typhi Bh - Negative Pls suggest whether is a symptom for typhoid if so shall we consult Dr. Doctor: Hello and welcome to HCM,The test that you have performed is Widal test which is done to detect typhoid fever.For diagnosis of typhoid fever antibody titers for Salmonella O and H antigens & Salmonella paratyphi O and H antigens is done.The test is interpreted as reactive when the antibody titers are above 1:80.However, in your test report the titers are only 1:40 and thus negative.Kindly, consult your primary healthcare provider for clinical assessment.Thanks and take careDr Sahilaj P Wahal