Assessment of vitamin D Concentration and Many Biochemical Parameters in Irritable Bowel Syndrome Patients in Kirkuk City

The present study was designed to show the correlation between irritable bowel syndrome (ibs) and vitamin d concentration. 40 patients who had irritable bowel syndrome (ibs) and in addition to 20 blood samples for healthy people with age: 25-65 years , blood samples were collected from kirkuk general hospital from march 2016 to december 2016.the results of present study detects significant decreased (p<0.05) in vitamin d concentration in irritable bowel syndrome group compare with apparently healthy. lipid profile (cholesterol, triglyceride, ldl and vldl has been increased, whereas hdl decreased, the patients suffering ibs show significant increasing (p<0.05) in malondialdyhyd while gsh showed decreased compare with apparently healthy. it has concluded that the irritable bowel syndrome (ibs) lead to significant changes (p<0.05) in vitamin d concentration and biochemical parameters.