What is irritable bowel syndrome with diarrhea (IBS-D)?

Irritable bowel syndrome is a disorder that affects the large intestine. It is also known as spastic colon, mucous colitis, and irritable colon. Irritable bowel syndrome is not related to inflammatory bowel disease or other conditions that affect the bowel. Statistically, the condition affects more women than men. This condition does not increase the risk of developing gastrointestinal cancers. Many with this condition experience only minor symptoms. Irritable bowel syndrome with diarrhea involves the symptoms of IBS with the additional symptom of frequent bowel movements.

What are the causes and symptoms of IBS-D?

Symptoms of irritable bowel syndrome with diarrhea can include bloating, gas, a change in bowel habits related to diarrhea, constipation, frequent stools, loose stools, nausea, abdominal cramping, irregular menstrual periods, and experiencing the sudden urge to empty the bowel or feeling unable to fully complete bowel movements. Patients may notice their stools contain mucus. There is no known cause of irritable bowel syndrome with diarrhea, though it is thought that multiple factors can contribute to the development of the condition. Some patients may develop the condition after an infection in the gut. It is also thought that the condition may develop due to a sensitivity or allergy to certain foods. Gut bacteria may also play a role. While anxiety does not cause IBS-D, it may make symptoms worse. The triggers of the symptoms of IBS-D will vary from patient to patient.

What is the diagnosis and treatment like for irritable bowel syndrome with diarrhea?

In order to diagnose irritable bowel syndrome with diarrhea, a doctor will review the patient’s medical history and conduct a physical exam. Using the Rome criteria, which is a list of specific symptoms and factors, will also help the doctor determine if the patient is experiencing IBS-D. Lab tests and imaging studies cannot confirm the diagnosis of irritable bowel syndrome with diarrhea but may be required in order to rule out other conditions.

While irritable bowel syndrome with diarrhea is not a life-threatening condition, it can greatly affect a patient’s quality of life. Patients should seek treatment in order to reduce their symptoms. Treatment options can include improving the symptoms of bloating, bowel function, discomfort, and abdominal pain. A doctor may also recommend lifestyle modifications, psychosocial therapy, and dietary changes. If dietary changes are necessary, the patient may also want to work with a dietician. The doctor may also prescribe medications and recommend probiotics.

Patients should contact their doctor if they are experiencing chronic symptoms of diarrhea and abdominal discomfort. Make an appointment at Granite State Gastroenterology to see one of their qualified specialists.