Can Hemorrhoids Lead to Colon Cancer? Myths & Facts

Medical illustration showing internal and external hemorrhoids with rectal bleeding – explained by Dr. Pinak Dasgupta, expert in hemorrhoids and colon cancer.

Are hemorrhoids and colon cancer connected? Can one lead to the other? These are common questions that worry many patients. With growing awareness of colon-related diseases, people often confuse symptoms and worry unnecessarily. In this blog, we will clear these doubts and help you understand the difference between hemorrhoids and colon cancer, separating myths from facts.

About Dr. Pinak Dasgupta – Expert Colorectal Surgeon in Chennai:

Dr. Pinak Dasgupta is a leading Robotic Colorectal and Hernia Surgeon in Chennai, practicing at GEM Hospital, Perungudi. He has over 21 years of surgical experience, with 15,000+ successful surgeries and 20,000+ satisfied patients. Recognized with more than 50 national and international awards, he is known for his ambidextrous robotic surgical skills and precision in complex colorectal cases. Dr. Pinak has trained more than 500 surgeons worldwide and is widely regarded as one of the top robotic surgeons in South India.

What Are Hemorrhoids?

Hemorrhoids (also called piles) are swollen blood vessels in the lower rectum or anus. They can be internal (inside the rectum) or external (outside the anus). They are very common, especially in adults over 40, and are usually caused by:

  • Chronic constipation or straining
  • Sitting for long periods
  • Obesity
  • Pregnancy
  • Low-fibre diet

Symptoms of Hemorrhoids include:

  • Pain or discomfort while passing stool
  • Bright red blood in stool or on toilet paper
  • Itching or irritation around the anus
  • A soft lump near the anus (in case of external Hemorrhoids)

What Is Colon Cancer?

Colon cancer (also known as colorectal cancer) is a serious condition where abnormal cells grow in the large intestine (colon) or rectum. If not detected early, these cancer cells can spread to other parts of the body.

Symptoms of colon cancer can include:

  • Blood in stool (may be dark red or black)
  • Change in bowel habits (like diarrhoea or constipation)
  • Unexplained weight loss
  • Fatigue or weakness
  • Persistent abdominal pain or cramps

These symptoms may seem similar to piles, which is why many people get confused.

Myth vs Fact: Can Haemorrhoids Turn into Colon Cancer?

Myth 1: Hemorrhoid’s can become colon cancer.

Fact: Hemorrhoid’s do not turn into cancer. They are a separate condition caused by swollen veins, not abnormal cell growth. However, both conditions can cause rectal bleeding, which is why it’s important to get the cause properly checked.

Myth 2: Hemorrhoids can lead to colon cancer.

Fact: Hemorrhoids and colon cancer are completely different conditions. Hemorrhoids do not turn into cancer. They are caused by swollen veins, while cancer is caused by abnormal cell growth. However, both may have similar symptoms, like rectal bleeding.

Myth 3: All rectal bleeding is because of piles.

Fact: Not all bleeding is due to hemorrhoids. Sometimes, rectal bleeding can be a sign of serious conditions like colon cancer or inflammatory bowel disease. It is important not to ignore persistent or heavy bleeding and to consult a specialist.

Myth 4: Colon cancer only happens to older people.

Fact: While the risk increases with age (above 50 years), young adults can also get colon cancer, especially if they have a family history or genetic risk. Lifestyle factors like obesity, smoking, and a low-fiber diet also contribute.

Myth 5: If I have piles, I don’t need a colonoscopy.

Fact: If you’re above 45 or have symptoms like bleeding, weight loss, or a change in bowel habits, a colonoscopy is the best way to rule out serious conditions. It’s safe, quick, and life-saving if done on time.

Why the Confusion Happens:

The main reason people link haemorrhoids and colon cancer is because of similar symptoms, especially bleeding and discomfort. But the nature of the bleeding is different.

  • Hemorrhoid’s: Bleeding is bright red and usually happens after a bowel movement.
  • Colon cancer: Bleeding may be dark red or mixed with stool, and is often accompanied by weight loss and weakness.

When to See a Doctor:

You should not ignore rectal bleeding, even if you think it is due to piles. Sometimes, what looks like a simple case of hemorrhoid’s may be something more serious. See a doctor if:

  • Bleeding continues for more than a week
  • You notice a change in bowel habits
  • There is pain, weight loss, or fatigue
  • There is a family history of colon cancer
  • You are above 45 years of age

Diagnosis: How Do We Tell the Difference?

As a colorectal specialist, I use advanced diagnostic tools to identify the exact problem. Common tests include:

  • Digital rectal examination
  • Proctoscopy or colonoscopy
  • Stool test (to check for blood or abnormal cells)

At GEM Hospital, Chennai, we use minimally invasive tools for early and accurate diagnosis. Early detection of colon cancer can save lives.

Risk Factors of Colon Cancer You Should Know:

While hemorrhoid’s are not a risk factor for colon cancer, the following can increase your risk:

  • Age over 50
  • Family history of colon or rectal cancer
  • A diet low in fiber and high in red meat
  • Sedentary lifestyle
  • Smoking and alcohol
  • Obesity
  • Inflammatory bowel disease (like ulcerative colitis or Crohn’s disease)

If you fall under any of these categories, you should consider a preventive check-up.

Tips to Prevent Both Hemorrhoid's and Colon Cancer:

The good news is that lifestyle changes can reduce your risk of both conditions:

  • Eat a high-fiber diet (fruits, vegetables, whole grains)
  • Drink plenty of water
  • Avoid straining during bowel movements
  • Stay active and maintain a healthy weight
  • Avoid processed and red meats
  • Quit smoking and limit alcohol
  • Get regular screenings after the age of 45

Treatment Options Available:

For Haemorrhoids:

Mild cases can be treated with lifestyle changes, creams, and sitz baths. Severe cases may need surgery. At our centre, we offer:

  • Laser treatment
  • Rubber band ligation
  • Minimally invasive stapler surgery
  • Robotic haemorrhoidectomy (for complex cases)

For Colon Cancer:

Treatment depends on the stage but may include:

  • Surgery (laparoscopic or robotic)
  • Chemotherapy
  • Radiation therapy
  • Follow-up care and dietary guidance

Final Word: Don't Ignore Rectal Bleeding

Haemorrhoids are not dangerous, but ignoring rectal bleeding without diagnosis can be risky. Many patients avoid visiting a doctor due to embarrassment, which delays treatment and increases complications. At my clinic at GEM Hospital, Perungudi, Chennai, we offer advanced diagnostic and robotic treatment options in a safe and caring environment. With over 50+ awards, I take pride in offering world-class care to my patients.

Book a Consultation Today:

If you’re facing symptoms like rectal bleeding, pain while passing stool, or changes in bowel habits, don’t delay medical advice. These signs may be due to simple haemorrhoids, or they could indicate something more serious, like colon cancer. A timely and accurate diagnosis is the first step towards peace of mind and better health. At GEM Hospital, Chennai, I offer personalised consultations to assess your condition thoroughly. With over 21+ years of experience, 15,000+ surgeries, and expertise in robotic and minimally invasive treatments, I ensure you receive the best care in a compassionate, safe, and advanced environment. Early diagnosis can prevent complications and even save lives. Don’t ignore your symptoms. Book your consultation today and take control of your health with confidence.

Frequently Asked Questions (FAQs):

No. Piles (haemorrhoids) cannot turn into cancer.

Only a medical test, like a colonoscopy, can confirm the cause. See a doctor if bleeding continues.

After 45 years, regular colon screenings are recommended, especially if there is a family history.

Yes. Robotic surgery is highly precise, less painful, and has a faster recovery time. I offer advanced robotic procedures at GEM Hospital.

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