Lymphocytic colitis is a form of microscopic inflammation in the colon that leads to persistent, watery diarrhea. Despite a normal appearance on colonoscopy, too many lymphocytes (a type of white blood cell) collect in the colon lining. A biopsy under the microscope is required to confirm the diagnosis. In medical coding, lymphocytic colitis is classified as ICD-10 code K52.81.
Symptoms may come and go, but you might notice:
The exact cause isn't known, but risk factors include:
If you're dealing with persistent diarrhea, abdominal discomfort, or other symptoms of lymphocytic colitis, don't wait to get the care you deserve. At GastroDoxs in Jersey Village, our board-certified specialists will work with you to develop a personalized treatment plan-whether that involves medication, dietary guidance, or lifestyle strategies. Book your appointment today and take the first step toward lasting relief and better digestive health.
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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.
The ICD-10 code for lymphocytic colitis is K52.81. This code appears in your medical records and is used for insurance and billing purposes.
Ulcerative colitis causes visible ulcers and deeper mucosal damage that can be seen during a colonoscopy. In lymphocytic colitis, the colon lining looks normal on scope; a biopsy is required to detect microscopic lymphocyte inflammation.
Common symptoms include persistent watery diarrhea, abdominal cramps or dull ache, urgency to use the bathroom, fatigue, and sometimes slight weight loss. Symptoms may wax and wane over time.
Yes. Many patients benefit from a low-FODMAP or lactose-free diet, eating smaller meals more frequently, and avoiding spicy, fatty foods and caffeine to reduce diarrhea and cramping.
Reliable information is available on reputable health websites (such as the Crohn's & Colitis Foundation), gastroenterology society pages, and medical libraries. Your specialist can also recommend trusted resources.
With medications like budesonide, most patients notice improvement within 4 to 8 weeks. The exact duration depends on symptom severity and individual response to therapy.
With the right combination of medication, diet adjustments, and stress management, most people lead normal, active lives and keep symptoms under control.
If you experience persistent diarrhea or abdominal pain lasting more than two weeks, significant weight loss, dehydration, or severe urgency, schedule an evaluation with a gastroenterologist.
Yes. Stress can trigger or worsen cramping and diarrhea. Techniques like mindfulness, gentle exercise, and adequate rest can help manage stress-related flares.
Your doctor may recommend follow-up colonoscopies with biopsies to assess healing, monitor for complications, or rule out other conditions, depending on your treatment response and symptoms.
