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The value of the Widal test in the diagnosis of Prolonged Septicemic Salmonellosis
Revista do Instituto de Medicina Tropical de São Paulo
Twenty patients with prolonged septicemic salmonellosis (Group 1) and 20 with schistosomiasis mansoni (Group 2) were selected for this study. In both groups, the Widal test was done using antigens of the sample Ty 901 (S. typhi). The test was also applied in 6 group 1 patients with antigens prepared from salmonellae isolated from these patients (autoantigens). Titres over 1:200 were considered significant. Ten group 1 patients (50%) were positive for antigen "H" and 5 (25%) were positive fordoi:10.1590/s0036-46651985000200004 pmid:4089458 fatcat:6lawccoxavcgvfc4rk2irg4jiy