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Colon Angioectasias

Colon angioectasias are fragile, dilated blood vessels in the colon that may bleed, leading to anemia and fatigue. With over fifteen years of experience, Dr. Rishi Chadha at GastroDoxs in Houston offers expert diagnosis, personalized treatment plans, advanced endoscopic therapies.

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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 Are Colon Angioectasias?

Colon angioectasias are tiny blood vessels in the colon (large intestine) that are fragile and can break easily. This can lead to bleeding into the stool or cause low iron levels, resulting in anemia.

You may also hear these referred to as colonic angioectasia or angioectasia in the ascending colon.

ICD-10 Code: K31.82

Common Causes and Risk Factors

  • Older age (over 60) � blood vessels weaken with age
  • Kidney or heart problems � affect blood flow
  • Use of blood thinner medications � increases bleeding risk
  • History of gastrointestinal (GI) bleeding
  • High pressure in colon blood vessels

Signs and Symptoms

  • Visible or hidden (occult) blood in the stool
  • Tiredness or weakness from low iron (anemia)
  • Dizziness or shortness of breath
  • Mild abdominal pain or cramps

How Dr. Rishi Diagnoses Colon Angioectasias?

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

Medical History and Physical Exam

He reviews your history of GI bleeding (visible or hidden blood in stool), fatigue, iron-deficiency symptoms, and all medications�including blood thinners. A focused abdominal exam checks for tenderness, distension, or other physical signs.

Colonoscopy

A thin, flexible scope examines the entire colon to locate angioectasias. If bleeding lesions are found, Dr. Chadha can treat them immediately with endoscopic coagulation, argon plasma coagulation, or placement of hemostatic clips.

Capsule Endoscopy

When colonoscopy is inconclusive or the small bowel is suspected, you swallow a pill-sized camera that records detailed images throughout the gastrointestinal tract, helping pinpoint elusive bleeding sources.

Blood Work

Laboratory tests�including a complete blood count (CBC) and iron studies�measure hemoglobin and iron levels to confirm anemia, assess its severity, and guide iron supplementation or further intervention.

Rishi Chadha
Treatment

Our Houston team offers a full range of care for colon angioectasias.

1. Lifestyle and Diet Modifications

  • Stay hydrated � drink plenty of water every day
  • Increase fiber intake � include fruits, vegetables, and whole grains
  • Limit triggers � avoid spicy foods, alcohol, and NSAIDs like ibuprofen

2. Medications

  • Oral iron supplements � to correct low iron levels
  • Hemostatic agents � medicines to help stop or reduce bleeding
  • Adjustment of anticoagulant dosage � only under physician guidance

3. Minimally Invasive Procedures

  • Endoscopic coagulation � uses heat or laser energy to seal bleeding vessels
  • Argon plasma coagulation (APC) � a gentle method to close fragile blood vessels
  • Endoscopic clipping � placement of small clips to mechanically close bleeding sites
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 a colonic angioectasia?

A colonic angioectasia is a tiny, fragile blood vessel in the colon that can bleed.

Who is at risk for colon angioectasias?

They are most common in people over age 60, especially those with kidney or heart disease, a history of GI bleeding, or on blood thinners.

What does �in the ascending colon� mean?

It means the angioectasia is located in the first (ascending) part of the large intestine.

What is the ICD-10 code for colon angioectasia?

The code is K31.82.

How do doctors diagnose colon angioectasias?

Through colonoscopy (and often capsule endoscopy) plus blood tests to check iron and hemoglobin levels.

Can a better diet alone fix angioectasias?

No. A high-fiber diet and hydration help overall health, but bleeding often requires medical or endoscopic treatment.

Are colon angioectasias dangerous?

They can cause chronic bleeding and anemia if untreated, but they rarely threaten life when properly managed.

How long do treatments take?

Most endoscopic procedures to treat bleeding spots take 30�60 minutes.

Will I need to stay overnight in the hospital?

No. Most patients go home the same day after minimally invasive treatment.

Is treatment covered by insurance?

Yes. We accept most insurance plans and assist with checking your coverage.

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