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Indeterminate Colitis

Dr. Rishi Chadha at GastroDoxs in Houston offers specialized care for indeterminate colitis, a form of IBD combining ulcerative colitis and Crohn's characteristics. He delivers comprehensive evaluations, personalized treatment plans, and advanced therapies to alleviate symptoms and support gut health.

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Rishi Chadha

About the Expert

Dr. Rishi Chadha, MD is a board‑certified gastroenterologist who specializes in preventive gastroenterology, colorectal cancer screening, and minimally invasive endoscopic procedures. He completed his fellowship at Sunrise Health GME in Las Vegas and previously trained in internal medicine at St. Vincent’s Medical Center in Connecticut.

What Is Indeterminate Colitis?

Indeterminate colitis is a form of inflammatory bowel disease (IBD) that exhibits characteristics of both Crohn's disease and ulcerative colitis. It is used when diagnostic tests cannot definitively classify the condition as one or the other. In medical records and for insurance purposes, it is coded as ICD-10 K52.3.

Common Causes and Risk Factors

  • Family history - having close relatives with IBD raises your risk
  • Immune system dysfunction - an abnormal immune response attacking the intestinal lining
  • Environmental factors - smoking, diet choices and even Houston's hot climate can influence flare-ups
  • Gut microbiome imbalance - shifts in beneficial and harmful bacteria that trigger inflammation

Signs and Symptoms

  • Diarrhea, which may contain blood or mucus
  • Cramping and abdominal pain
  • Unexplained weight loss
  • Fatigue and low energy levels
  • Sensations of urgency or incomplete bowel movements

How Dr. Rishi Chadha Diagnoses Indeterminate Colitis?

1. Health History and Physical Exam

Dr. Chadha reviews your personal and family history of IBD, diet, lifestyle habits, and symptom pattern before performing a focused abdominal exam.

2. Blood and Stool Tests

Lab work checks for inflammation markers (CRP, ESR), anemia, nutritional deficiencies and rules out infections with stool cultures and fecal calprotectin.

3. Colonoscopy with Biopsy

A colonoscope inspects the entire colon lining. Small tissue samples are taken for microscopic evaluation to distinguish features of Crohn's, ulcerative colitis or indeterminate colitis.

4. Cross-Sectional Imaging

  • CT Enterography to assess small bowel involvement and complications such as strictures or abscesses.
  • MRI Enterography for detailed soft-tissue contrast without radiation, ideal for younger patients or repeat exams.

5. Differential Explanation

Once results are in, Dr. Chadha explains how findings overlap with Crohn's and ulcerative colitis, and why your case is classified as indeterminate colitis (ICD-10 K52.3).

Dr. Rishi Chadha
Treatment

Treatment Options at GastroDoxs

1. Lifestyle and Diet Changes

  • Eat soft, low-fiber foods during flares (e.g., cooked vegetables, white rice, bananas)
  • Stay hydrated-drink plenty of water, especially in Houston's hot weather
  • Incorporate stress-relief techniques such as walking, stretching, or meditation
  • Keep a detailed food diary to identify and avoid personal trigger foods

2. Medications

  • Aminosalicylates - to help reduce gut inflammation
  • Steroids - for short-term relief during acute flare-ups
  • Immunomodulators or biologics - for long-term disease control and remission maintenance
  • Individualized dosing and monitoring to minimize side effects and maximize benefit

3. Other Procedures (If Needed)

  • Balloon dilation - to gently open narrowed areas of the bowel
  • Laparoscopic surgery - minimally invasive options for complicated or severe cases
  • Advanced imaging guidance (CT or MRI) - to precisely target treatment and track response
Rishi Chadha

About the Author

Dr. Rishi Chadha, MD is a board‑certified gastroenterologist who specializes in preventive gastroenterology, colorectal cancer screening, and minimally invasive endoscopic procedures. He completed his fellowship at Sunrise Health GME in Las Vegas and previously trained in internal medicine at St. Vincent’s Medical Center in Connecticut.

Frequently Asked Questions

What is indeterminate colitis?

A type of inflammatory bowel disease that has features of both Crohn's disease and ulcerative colitis.

What is the ICD-10 code for indeterminate colitis?

K52.3 - used for medical records and insurance purposes.

How is indeterminate colitis different from ulcerative colitis?

Ulcerative colitis affects only the colon, while indeterminate colitis shows overlapping features of both ulcerative colitis and Crohn's disease and can-t be clearly classified.

Can indeterminate colitis be cured?

There is no cure yet, but many patients achieve remission with the right treatment plan.

Will diet alone fix indeterminate colitis?

Dietary changes help manage symptoms but usually work best alongside prescribed medications.

How fast can I get a diagnosis?

Most patients receive a definitive diagnosis within 2-3 weeks after completing blood tests, stool tests, colonoscopy, and imaging.

Is indeterminate colitis hereditary?

Genetics can play a role-having a family history of IBD increases your risk-but environmental and immune factors also contribute.

Will I need surgery?

Most people respond well to medication and lifestyle changes. Surgery is reserved for severe or hard-to-treat cases.

How do I prepare for a colonoscopy?

You'll receive clear instructions, typically involving a liquid diet and laxative preparation the day before the procedure.

Will insurance cover my treatment?

Yes. We use the correct ICD-10 code (K52.3) and work with most major insurance plans to ensure coverage.

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