Figure 1From: Value of fecal calprotectin in the evaluation of patients with abdominal discomfort: an observational study Study flow. Study flow of patients referred for colonoscopy and esophagogastroduodenoscopy (EGD). A total of 37 patients were excluded from the final analysis, in 29 patients because follow-up endoscopy was not performed as required by the protocol (no clinically significant lesion on endoscopy but fecal calprotectin > 50 μg/g)Back to article page