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1. Regn. Date : 22/06/2023 14:13 Sample Collection : 22/06/2023
Name : Shubham Singh Print Date : 24/06.2023
Regn. No : 86190434 Age/Sex : 23/Male
Ref By : Dr. Diptak Bhowmick Regn. Center : Andul
Sample Type : Serum Ref. No :
WIDAL TEST
TEST NAME RESULT BIOLOGICAL REFERENCE INTERVAL
Widal Test : Positive NA
Salmonella typhi O : 1:160
Salmonella typhi H : 1:20
Salmonella paratyphi AH : Less than 1:20
Salmonella paratyphi BH
Method : Slide Agglutination
: Less than 1:20
Interpretation:
RESULT TITRE INTERPRETATION
NEGATIVE </=1:80 Specimen is Negative to Widal test / No antibodies to
Salmonella or antibodies have not yet reached detectable
Levels.
Positive > 1:80 Specimen is Positive for Widal test / Presence of antibodies
To Salmonella.
 This test is for the quantitative detection of antibodies to Salmonella in serum of patients with
symptoms suspicious of enteric fever.
 The result of this beat should be correlated clinically and with other Laboratory findings of patient.
 Individuals vaccinated with Typhoal vaccine (TAB) may show moderately elevated sites of all three "H"
antibodies.
 Confirmation by Blood culture and sensitivity if the patient is not on antibiotics.