Managing dyspepsia in the young adult patient: effects of different tests for Helicobacter pylori in a "test-and-scope" approach.

摘要: Abstract Aim. To evaluate how different methods for the detection of Helicobacter pylori influence on a “test, score and scope” decision approach in young dyspeptic patients. Results. Complete data from 341 patients (52.2% males) were analyzed. One hundred ten (32%) H. pylori-positive by definition. The rapid serology test was true-positive 64 patients, false-positive 8, false-negative 46. For EIA IgG test, corresponding results 99 true-positive, 7 false-positive, 11 false-negative. If fecal or urea breath had been applied, 108 (98%) 107 (97%) positives would have correctly detected, respectively, as well 14 false positives. Models using setting decreasing prevalence show that properties increasing significance. Conclusions. In selection strategy dyspeptics based pylori, choice should be made with caution. ...