Difference between piles, fissure and fistula: how to tell them apart

Difference between piles, fissure and fistula: how to tell them apart

Bleeding, pain or discharge at the back passage can be piles, a fissure or a fistula. Our surgeons explain how the symptoms differ, when blood in stool needs more tests and when to see a doctor.

Key takeaways

  • Piles usually cause bright red bleeding without pain, or a lump, a fissure causes sharp pain during and after passing stool, and a fistula causes repeated pus discharge near the anus.
  • Early piles and new fissures often improve with fibre, water, sitz baths and medicines. A fistula needs surgery.
  • Blood in stool is not always piles. People over 40 or with warning signs may need a colonoscopy.
  • There is no need to feel ashamed. An early examination usually makes treatment simpler.

Pain, bleeding or a swelling at the back passage (anus) is very common, yet many people suffer quietly for months because they feel shy to talk about it. Please do not feel ashamed. We examine these problems regularly in our OPD, always in privacy, and the examination takes only a few minutes. Many people call every such problem piles, but three different conditions are common: piles, fissure and fistula. They need different treatment, so it helps to know the difference between piles, fissure and fistula.

Piles (haemorrhoids)

Piles are swollen blood vessels inside or around the anus. They are often linked to long-standing constipation, straining, sitting long on the toilet, pregnancy and heavy lifting.

Common signs:

  • Bright red blood during or after passing stool, often as drops in the pan or streaks on the stool. There is usually no pain with this bleeding.
  • A soft lump that comes out while passing stool. It may go back by itself, need to be pushed back, or stay outside.
  • Itching, wetness or mucus around the anus.
  • Sudden severe pain with a hard, bluish lump, which can mean a clot has formed in a pile.

Early piles often improve with diet changes and medicines. Larger piles, or piles that keep bleeding, may need a procedure such as stapler piles surgery (MIPH), laser treatment or another operation, depending on the type of piles.

Fissure

A fissure is a small tear in the thin lining of the anal canal. It usually happens when a hard, dry stool is passed with force. Sometimes it follows repeated loose motions or childbirth.

Common signs:

  • Sharp, cutting or burning pain while passing stool, which many people describe as passing glass.
  • Pain that continues for minutes or even hours afterwards.
  • A small amount of bright red blood on the stool or on toilet paper.
  • Fear of going to the toilet, which makes constipation worse.
  • Sometimes a small skin tag near the tear.

A new fissure often heals in a few weeks with softer stools, plenty of water, fibre, warm water sitting baths (sitz baths) and ointments prescribed by the doctor. A fissure that does not heal over several weeks (a chronic fissure) may need fissure surgery.

Fistula (bhagandar)

A fistula-in-ano is an abnormal small tunnel between the inside of the anal canal and the skin near the anus. It usually forms after an anal abscess, which is a painful swelling with pus near the anus that bursts or is drained.

Common signs:

  • A small opening or pimple-like spot near the anus that keeps discharging pus or blood-stained fluid.
  • Staining of underwear, often with a bad smell.
  • Pain and swelling that build up, ease when the pus drains, and then come back.
  • Sometimes fever when pus collects.

A fistula does not heal with medicines or creams. Antibiotics may reduce infection for a while, but the tunnel remains. Treatment is fistula surgery, planned carefully to protect the muscle that controls stool. For a complex fistula, the doctor may advise an MRI scan before surgery to map the tunnel.

Quick comparison

  • Main complaint: piles cause bleeding without pain, or a lump; a fissure causes sharp pain during and after stool; a fistula causes repeated pus discharge from an opening near the anus.
  • Pain: usually mild in piles unless a clot forms; severe in fissure; comes and goes with pus in fistula.
  • Healing without surgery: early piles and new fissures often improve; a fistula does not.

This is only a general guide. The same person can have more than one problem, and only an examination can confirm the cause.

Blood in stool is not always piles

Most bleeding from the back passage is due to piles or a fissure. But bleeding can also come from polyps (small growths) in the bowel, inflammation of the bowel, or bowel cancer. Please do not treat yourself for months without an examination. The doctor may advise a colonoscopy, a test in which a thin camera looks inside the large bowel, especially if:

  • You are over 40 and have new bleeding.
  • The blood is dark or mixed with the stool.
  • Your bowel habit has changed for several weeks, with constipation or loose motions.
  • You are losing weight or appetite, or feel weak and tired, which may mean low blood (anaemia).
  • Someone in your family has had bowel cancer.
  • Bleeding continues despite treatment.

Everyday steps that help

  • Eat more fibre: green vegetables, fruits, whole grains, dal and salad.
  • Drink enough water through the day.
  • Do not strain, and do not sit on the toilet for long, for example while using a phone.
  • Sit in a tub of warm water for 10 to 15 minutes, 2 to 3 times a day, to ease pain.
  • Do not apply random pastes, chemicals or home mixtures to the area. They can burn the skin and delay proper treatment.

Treatment options at our hospital

Treatment depends on the problem and how advanced it is. Many patients do well with diet changes and medicines alone. When a procedure is needed, we offer stapler piles surgery (MIPH) and surgery for fissure and fistula at Dr. R.K. Thakur Hospital, and we have a diode laser that can be used for piles, fissure and fistula in suitable cases. Laser or stapler treatment is not right for everyone. Our surgeon will examine you and explain which option fits your condition.

When to see a doctor

  • Any bleeding from the back passage, especially the first time or if you are over 40.
  • Pain while passing stool that lasts more than a week or two.
  • A painful swelling near the anus with fever. This may be an abscess and needs prompt drainage.
  • Pus or discharge from an opening near the anus.
  • Heavy bleeding, dizziness or fainting. Come to our 24x7 emergency.

At Dr. R.K. Thakur Hospital, we examine patients from Gopalganj, Siwan, Chhapra and nearby districts in privacy to find out which of these three problems they have. You can read more about our laser and stapler piles treatment.

Dr. Rajnish Kumar Thakur, our founder and chief surgeon, and our surgical team treat piles, fissure and fistula with medicines, procedures or surgery as needed. Please call or WhatsApp us on +91 72739 94786 to book an OPD visit. Ayushman Bharat card holders are welcome to ask our help desk whether their treatment is covered.

Frequently asked questions

Is all bleeding from the back passage caused by piles?

No. Piles and fissures are the most common causes, but bleeding can also come from polyps, inflammation of the bowel or bowel cancer. This is why any bleeding should be examined by a doctor. If you are over 40, or have dark blood, weight loss, weakness, a change in bowel habit or a family history of bowel cancer, the doctor may advise a colonoscopy.

Can a fissure heal without surgery?

Yes, many new fissures heal within a few weeks with basic care: softer stools with fibre and water, warm water sitting baths, and ointments or medicines prescribed by the doctor. If the fissure has lasted many weeks, keeps coming back, or the pain stays severe despite treatment, our surgeon may advise fissure surgery. The decision depends on your examination.

Will a fistula heal with antibiotics?

Antibiotics can calm the infection and reduce pain for some time, but they do not close the tunnel of a fistula. The discharge usually returns once the medicine is stopped. Surgery is the standard treatment. Our surgeon plans it carefully to remove or open the tunnel while protecting the muscle that controls stool. A complex fistula may need an MRI scan first.

Is stapler surgery for piles less painful than other piles surgery?

Stapler piles surgery (MIPH) usually causes less pain after the operation than conventional piles surgery, because the stapling is done higher up inside the anal canal, where there are fewer pain nerves. It suits only certain types of piles. Laser treatment is another option for some patients, and others need a different operation. Our surgeon will examine you and explain which option fits your condition.

I feel embarrassed to get examined. What happens at the visit?

You do not need to feel ashamed. We see these problems regularly in our OPD. Our doctor will ask a few questions about your symptoms and then do a short examination of the area in privacy, usually while you lie on your side. It takes only a few minutes. Sometimes a small instrument is used to look inside. You can bring a family member with you if you wish.

What is the main difference between piles, fissure and fistula?

Piles are swollen blood vessels in the anal canal that often cause painless bright red bleeding or a soft lump. A fissure is a small tear in the skin of the anus that causes sharp pain during and after passing stool. A fistula is a small tunnel from inside the anus to the skin outside, usually after an abscess, that leaks pus. Each needs different treatment.

What are the common piles symptoms?

Common piles symptoms are bright red blood on the stool or in the pan after passing stool, usually without much pain, a soft lump that comes out during stool and may go back on its own, itching, mucus discharge and a feeling that the bowel has not fully emptied. Severe pain is more typical of a fissure or a clotted pile. Any bleeding should be checked by a doctor.

Where can I see a piles doctor in Gopalganj?

At Dr. R.K. Thakur Hospital, Gopalganj, piles, fissure and fistula are treated by Dr. Rajnish Kumar Thakur, our founder and chief surgeon, and our surgical team, with medicines, laser, stapler (MIPH) or other surgery as needed. The examination is done in privacy. Patients also come to us from Siwan, Chhapra and nearby districts. Please call or WhatsApp us on +91 72739 94786 to book an OPD visit.

Sources and further reading

Tags:
  • piles
  • fissure
  • fistula
  • blood in stool
  • proctology
Dr. R.K. Thakur Hospital Medical Team
Dr. R.K. Thakur Hospital Medical Team

Health information from the medical team of Dr. R.K. Thakur Hospital, Gopalganj. For advice about your own condition, please consult our doctors.

This information is for general awareness and does not replace a consultation. Treatment depends on each patient's condition.

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