Specificity of the widal test for typhoid fever
نویسندگان
چکیده
منابع مشابه
Typhoid fever: misuse of Widal test in Libya.
The worldwide gold standard of diagnosing of enteric fever depends on the isolation of Salmonella enterica serovar Typhi from a patient's bone marrow and/or blood culture. In Libya clinicians are heavily dependent on the Widal test for diagnosis of enteric fever which has been used without determining the locally appropriate threshold titer, because the laboratories lack the skilled, experience...
متن کاملWidal test in diagnosis of typhoid fever in Turkey.
We studied the value of the Widal tube agglutination test for the diagnosis of typhoid fever. The subjects were all adults >18 years of age and were divided into four groups: (i) 317 healthy blood donor controls, (ii) 31 bacteriologically confirmed patients with Salmonella enterica serotype Typhi, (iii) 21 patients with a clinical diagnosis of typhoid fever, and (iv) 41 febrile nontyphoid patie...
متن کاملClinical and Laboratory Findings Including the Diagnostic Value of the Widal Test in Pediatric Cases of Typhoid Fever in Tehran
Background and Objective: The diagnosis of typhoid fever in children is a challenge due to the non-specific clinical picture. The current role of the Widal test for diagnosis in developing countries has not been clear. Materials and Methods: Charts were reviewed on all children ≤ 15 years of age discharg...
متن کاملThe Prognostic Importance of the Widal Reaction in Typhoid Fever
come across cases which are clinically true cases of typhoid fever, but in which curiously enough the Widal reaction remains completely negative during the whole course of the disease, and some of these cases recover. My object in writing this note is to discuss these aberrant negative results in the Widal reaction. In some patients the Widal reaction has been observed to be positive in as high...
متن کاملEvaluation of false negativity of the Widal test among culture proven typhoid fever cases.
BACKGROUND The Widal test is the most common, specific and quick diagnostic method available in the world for diagnosis of typhoid fever; however, false negativity is one of the obstructive features of the test. The aim of this study was to evaluate the associated factors with Widal test negativity in an endemic area. METHODS Widal test negativity was retrospectively analyzed among culture-pr...
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ژورنال
عنوان ژورنال: Gastroenterology
سال: 1978
ISSN: 0016-5085
DOI: 10.1016/0016-5085(78)90175-0