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Eosinophilic Colitis

Eosinophilic colitis is a rare inflammatory condition where eosinophils invade the colon, causing abdominal pain, diarrhea, and weight loss. At GastroDoxs in Houston, Dr. Rishi Chadha offers expert diagnosis and personalized care plans, including dietary guidance, medications, and advanced procedures.

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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 Eosinophilic Colitis?

Eosinophilic colitis is a rare gut condition in which eosinophils (a type of white blood cell) accumulate in the colon, causing inflammation, pain, and digestive disturbances.

Common Causes and Risk Factors

  • Food allergies (dairy, gluten, eggs)
  • Family history of allergies or immune disorders
  • Overactive immune system response
  • Can occur in infants, children, or adults

Signs and Symptoms

  • Abdominal pain or cramping
  • Intermittent or persistent diarrhea
  • Nausea, bloating, or vomiting
  • Unintentional weight loss
  • Blood or mucus in the stool

How Dr. Rishi Diagnoses Eosinophilic Colitis?

Dr. Rishi Chadha uses a step-by-step approach:

Medical History and Physical Exam

He reviews your symptoms, food triggers, allergy history, and any family history of immune disorders.

Blood and Stool Tests

Blood work checks for elevated eosinophil counts and inflammation markers. Stool tests look for occult blood and rule out infections.

Endoscopic Evaluation

Colonoscopy allows direct visualization of the colon lining and helps identify inflamed areas.

Tissue Biopsy

During colonoscopy, small samples of colon tissue are taken to count eosinophils and confirm the diagnosis.

Allergy Testing and Imaging (if needed)

  • Allergy panels pinpoint specific food or environmental triggers.
  • CT or MRI scans assess bowel wall thickening and exclude other conditions.
Rishi Chadha
Treatment

Our Houston team offers a full range of care for eosinophilic colitis.

1. Lifestyle and Diet Modifications

  • Remove foods that trigger symptoms (e.g., dairy, gluten, eggs)
  • Personalized guidance from a dietitian to ensure balanced nutrition
  • Stress-relief techniques such as deep breathing and relaxation exercises

2. Medications

  • Steroids to calm inflammation in the colon
  • Biologic therapies for persistent or severe cases
  • Antihistamines to manage associated allergy symptoms

3. Minimally Invasive or Advanced Procedures

  • Colon dilation to gently widen any narrowed segments
  • Capsule endoscopy (camera pill) to examine the small intestine
  • Modern, minimally invasive endoscopic tools for precise evaluation
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 causes eosinophilic colitis?

Allergies, an overactive immune system, or a family history of allergic/immune conditions can trigger eosinophilic colitis.

How rare is eosinophilic colitis?

It's very rare affecting fewer than 1 in 100,000 people.

How is it different from ulcerative colitis?

A biopsy from a colonoscopy shows a marked increase in eosinophils in eosinophilic colitis, unlike ulcerative colitis.

What tests do I need?

Blood work, stool tests, allergy testing, and a colonoscopy with tissue sampling are typically required.

Can diet help?

Yes. Identifying and eliminating trigger foods (e.g., dairy, gluten, eggs) often improves symptoms.

Is it curable?

While there's no guaranteed cure, many patients achieve lasting relief with proper treatment.

What treatments help most?

Steroids to reduce inflammation and biologic therapies for ongoing control are the mainstays of treatment.

Is surgery needed?

No most patients respond well to medical and dietary therapies without surgery.

Do you follow treatment guidelines?

Yes. We adhere to the latest evidence-based care protocols for eosinophilic gastrointestinal diseases.

Will insurance cover it?

Most insurance plans cover diagnostic tests and treatments. Our staff will verify your benefits for you.

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