Two relatively new blood tests may help diagnose irritable bowel syndrome. One test is for irritable bowel syndrome with diarrhea , and the other is for irritable bowel syndrome with both diarrhea and constipation (irritable bowel syndrome mixed IBS-M). Neither test is able to diagnose irritable bowel syndrome with constipation (IBS-C).
case study-a detailed analysis of a person or group from a social or psychological or medical point of view. analysis-an investigation of the component parts of a whole and their relations in making up the whole.
These methods usually examine and interpret patterns in written or textual data. Methods of qualitative research vary depending on the goals of the researcher and the resources available. Case studies are qualitative research methods that look intensively at an individual or specific situation.