Let’s be honest — this is the kind of problem most people refuse to talk about.

Pain while sitting. Bleeding after passing stool. A constant itch or burning sensation that makes daily life uncomfortable. These are things people quietly live with for months — sometimes years — before finally walking into a doctor’s clinic and admitting what’s going on.

There’s nothing embarrassing about anal and rectal conditions. They are medical problems, just like any other — and they are extremely common. According to gastroenterologists across India, anorectal disorders are among the top five reasons adults visit a GI specialist. The problem isn’t that people have these conditions. The problem is that they wait too long to treat them.

One reason people wait is confusion. Piles, fissures, and fistulas all affect the same general area and can all cause pain and bleeding — but they are completely different conditions with completely different treatments. Getting the wrong treatment for the wrong condition doesn’t just fail to help. It can make things significantly worse.

So let’s break it down clearly.

Piles (Haemorrhoids): The Most Common One

What Is It?

Piles are swollen and inflamed blood vessels inside or around the anal canal. Think of them as varicose veins — but in the rectal area. They develop when pressure builds up in the lower rectum, causing the blood vessel walls to stretch and bulge.

They are classified as internal (inside the rectum, often painless) or external (around the outer rim of the anus, often more uncomfortable). In more advanced cases, internal piles can prolapse — meaning they push out through the anal opening.

What Causes Them?

Chronic constipation, straining during bowel movements, low-fibre diet, sitting for long hours, pregnancy, and obesity are the most common triggers. If you spend significant time seated — at a desk, driving, or otherwise — and don’t eat enough fibre, you’re already in the risk zone.

Symptoms to Watch For

• Bright red blood on toilet paper or in the toilet bowl after passing stool (the blood is fresh, not mixed with stool)
• An itching or burning sensation around the anal area
• A soft lump or swelling near the anus
• A feeling of incomplete bowel emptying
• Discomfort while sitting for extended periods

Internal piles are often painless — the only sign may be bleeding. External piles tend to be more painful, especially if a clot forms inside them (thrombosed external haemorrhoid).

Treatment Options

Mild to moderate piles can often be managed with dietary changes — more fibre, more water, less straining. Medications can reduce swelling and discomfort in the short term.

For Grade 3 and Grade 4 piles (where the haemorrhoid prolapses and doesn’t retract on its own), surgical treatment is usually needed. The most common option today is laser haemorrhoidoplasty — a minimally invasive procedure done under local anaesthesia that shrinks the haemorrhoidal tissue using laser energy. It’s virtually painless, takes 20–30 minutes, and most patients go home the same day.

Traditional surgical removal (haemorrhoidectomy) is reserved for very advanced cases.

Anal Fissure: The One That Causes the Most Pain

What Is It?

A fissure is a small tear or crack in the lining of the anal canal — like a paper cut, but in a far more sensitive location. Every bowel movement stretches that tear slightly, which is why the pain associated with a fissure is so sharp and immediate.

What Causes It?

Hard, dry stools are the primary culprit. When a large or hard stool passes through the anal canal, it can tear the delicate lining. Chronic constipation, low fibre intake, dehydration, and excessive straining all contribute. In some cases, fissures develop after a bout of severe diarrhoea or following childbirth.

Symptoms to Watch For

• Severe, sharp pain during and immediately after passing stool — often described as “passing glass” or “razor blades”
• A burning or stinging sensation that can last for 30 minutes to several hours after a bowel movement
• Bright red blood on toilet paper (similar to piles, but the pain pattern is more intense and immediate)
• A visible small crack or tear near the anal opening
• A small skin tag near the fissure in chronic cases

The hallmark of an anal fissure is the intensity and timing of the pain — it peaks during the bowel movement and lingers afterward. With piles, you may have discomfort and bleeding but not that specific sharp, tearing pain.

Treatment Options

Acute fissures (less than 6 weeks old) often heal with conservative treatment — high-fibre diet, stool softeners, warm sitz baths, and topical creams that relax the internal anal sphincter.

Chronic fissures that haven’t healed with 6–8 weeks of conservative management usually need intervention. Options include:

• Botox injection into the sphincter muscle to reduce spasm and allow healing
• Lateral internal sphincterotomy (LIS) — a minor surgical procedure where a small portion of the anal sphincter is cut to relieve spasm, allowing the fissure to heal. It has a very high success rate.

Leaving a chronic fissure untreated doesn’t just mean living in pain — it can lead to a cycle of spasm, poor blood supply, and non-healing that makes treatment more difficult over time.

Anal Fistula: The Least Understood and Most Underestimated

What Is It?

A fistula is an abnormal tunnel that forms between the inside of the anal canal and the skin around the anus. It almost always develops following an anal abscess — a pus-filled infection near the anal glands. When the abscess drains (either on its own or surgically), it sometimes leaves behind this tunnel, which doesn’t heal because the internal opening stays active.

What Causes It?

The root cause is usually an infected anal gland. Why these glands get infected isn’t always clear, but factors include Crohn’s disease, chronic diarrhoea, a previous anal abscess, or trauma to the anal area. In some cases, fistulas develop after a previous surgery in the area.

Symptoms to Watch For

• Persistent discharge of pus or blood-stained fluid near the anal opening — often described as a chronic wetness
• Recurrent swelling and pain that temporarily improves when the discharge happens (the abscess is draining)
• An opening or small hole visible near the anal skin
• Mild pain or discomfort, especially when sitting or during bowel movements
• Recurrent anal abscesses — if you’ve had a swollen, painful abscess near the anus more than once, there’s very likely a fistula underlying it

Unlike piles and fissures, a fistula almost never resolves without surgery. The internal opening keeps the tract alive and prevents healing.

Treatment Options

Fistula surgery aims to eliminate the tract while protecting the sphincter muscles — which is what makes this particular surgery more nuanced than it sounds. Techniques vary depending on how complex the fistula is and how close it runs to the sphincter:

• Fistulotomy — cutting open the tract so it heals from the inside out. Works well for simple, low fistulas.
• LIFT procedure (Ligation of Intersphincteric Fistula Tract) — a sphincter-preserving approach for more complex fistulas.
• Video-Assisted Anal Fistula Treatment (VAAFT) — a newer, minimally invasive technique using a small camera to locate and close the internal opening precisely.
• Seton placement — a staged procedure for high or complex fistulas, used to gradually cut through the sphincter slowly over time to preserve continence.

The right choice depends entirely on the anatomy of your particular fistula. This is not a one-treatment-fits-all situation — which is why an accurate diagnosis from an experienced GI surgeon matters so much.

The Key Differences at a Glance

Don’t Diagnose Yourself — Get It Confirmed

The tricky part is that these three conditions can overlap. Someone can have both piles and a fissure at the same time. A fistula can develop alongside haemorrhoids. Treating only one when two are present will leave you with ongoing symptoms and growing frustration.

A proper diagnosis requires a clinical examination by an experienced gastroenterologist — not a self-diagnosis based on symptoms alone. Treatment that works beautifully for piles can be completely irrelevant for a fistula.

If you’ve been dealing with bleeding, pain, or persistent discomfort in this area for more than a few weeks, book an appointment. It’s a 15-minute examination. The relief on the other side of that conversation is worth every bit of the discomfort in walking through the door.

Consult Dr. Hamikchandra Patel at drgastro.in