Irritable Bowel Syndrome (IBS) | Symptoms, Causes, Diagnosis & Treatment

3. Nervous factors

  1. Any slight damage to the enteric nervous system controlling the motility and secretion of the small and large intestine during surgical operation predispose the patient to suffer from irritable bowel syndrome.
  2. Abnormal reflexes in the brain-gut axis due to the presence of food in the gut may cause exaggerated or weak response, triggering similar symptoms to those of irritable bowel syndrome.