WIDAL
| Antigen |
1:20 |
1:40 |
1:80 |
1:160 |
1:320 |
1:640 |
| Salmonella Typhi "TO" |
|
|
|
|
|
|
| Salmonella Typhi "TH" |
|
|
|
|
|
|
| Salmonella Paratyphi "AO" |
|
|
|
|
|
|
| Salmonella Paratyphi "AH" |
|
|
|
|
|
|
| Salmonella Paratyphi "BO" |
|
|
|
|
|
|
| Salmonella Paratyphi "BH" |
|
|
|
|
|
|
Interpretation tip:
Commonly significant titers are ≥ 1:80 (O) and ≥ 1:160 (H).
Always correlate with clinical context.