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.
retrospective study, a study in which a search is made for a relationship between one phenomenon or condition and another that occurred in the past (e.g., the exposure to toxic agents and the rate of occurrence of disease in the exposed group compared with a control group not exposed). study. a scholarly examination.