Sir, in my Widal test report S Typhi O is written 1:160 positive and others Typhi H, Typhi AH, and Typhi BH are negative. What does it mean? From which disease am I suffering?

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Dr Hema Pratima

General Practitioner

MBBS
Fellowship in Diabetes Mellitus
9+ Yrs

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Suggests possible recent typhoid infection. 1:160 can indicate early infection. Consult doctor for antibiotics if symptoms persist.

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Answered 16/09/2025

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My blood test report shows positive results as follows: S. Typhi O 1 by 80, S. Typhi H 1 by 160, S. Paratyphi AH negative, and S. Paratyphi BH negative.

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My WIDAL test report is as follows: TO 1:40, TH 1:160, AH 1:20, BH NIL. Please tell me about typhoid fever?

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This is my Widal test report. S. typhi (O) is 1:40. S. typhi (H) is 1:40. S. paratyphi (AH) shows no agglutination. S. paratyphi (BH) shows no agglutination. Remark: Negative Widal test. Is this normal?

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