Backwash ileitis is inflammation of the terminal ileum-the end of the small intestine-that occurs when severe ulcerative colitis in the colon extends backward into the ileum. This leads to a red, swollen lining with small, shallow ulcers and a flattened or damaged surface.
Symptoms often resemble a severe ulcerative colitis flare and may include:
Backwash ileitis most commonly results from severe ulcerative colitis, but other contributing factors include:
With a focus on patient-centered care and comprehensive digestive health solutions, GastroDoxs provides expert diagnostics and effective treatment for backwash ileitis and related conditions. Our board-certified GI specialists in Cypress are dedicated to creating a personalized care plan that addresses your unique needs and helps you achieve long-term relief. Don't wait-book your appointment today and take the first step toward better gut health.
We've successfully treated more than 2.3K patients, helping individuals improve their digestive health and overall well-being through expert, personalized care.
With over 20 years of experience, GastroDoxs has been a trusted provider of gastroenterology care, focusing on delivering the best outcomes for patients
Dr. Bharat Pothuri is a Board-Certified Gastroenterologist and Hepatologist. With extensive experience in digestive health, he specializes in advanced endoscopic procedures, chronic GI disorder management, and preventive care. Dr. Pothuri is dedicated to providing expert, patient-focused insights to help improve gut health and overall well-being.
Backwash ileitis affects approximately 10-20% of people with ulcerative colitis.
A biopsy typically reveals mild inflammation of the ileum, without the deep tissue damage characteristic of Crohn's disease.
Most cases of backwash ileitis are mild and do not lead to long-term complications when managed appropriately.
No. The risk of colorectal cancer in patients with backwash ileitis is the same as in those with ulcerative colitis alone.
Mild cases may improve with standard ulcerative colitis therapies; treatment intensity is tailored to symptom severity.
Yes. A low-residue diet, probiotics, and gentle nutritional adjustments can help reduce symptoms and support gut health.
Surgery is rarely required and is reserved for cases unresponsive to medical therapy or those with complications.
Yes. It can return during ulcerative colitis flares, but consistent management of UC lowers the risk of recurrence.
You can schedule an appointment with the board-certified GI team at GastroDoxs in Cypress or ask your primary care provider for a referral.
Diagnosis relies on colonoscopy findings of ileal inflammation and confirmatory biopsy showing mild, non-deep mucosal inflammation.
