| detection of dientamoeba fragilis by culture. | symptoms associated with dientamoeba fragilis include diarrhoea, abdominal pain, nausea, vomiting, epigastric pain and weight loss. a possible link between d. fragilis and irritable bowel syndrome (ibs)-like symptoms has been reported, and therefore the presence of this parasite should be excluded before making a diagnosis of ibs. over a six-month period, 976 faecal samples were submitted to nphs microbiology aberystwyth for routine microbiological analysis. all samples were also cultured for pa ... | 2003 | 12866914 |