The difficult part of a bowel movement is not always over when you leave the toilet. For some people, a sharp, cutting pain begins while passing stool and continues for another hour or two. Sitting becomes uncomfortable, walking may cause irritation, and even the thought of the next bowel movement can create anxiety. If this sounds familiar, an anal fissure could be one possible explanation.
An anal fissure is a small tear in the delicate lining of the anal canal. Although the tear may be tiny, it can cause considerable discomfort because the area contains sensitive tissues and muscles. The pain may continue after passing stool because the anal sphincter muscle tightens in response to irritation, reducing blood flow to the affected area and making healing more difficult.
Understanding why this pain lasts, what can make it worse, and when to seek medical attention can help you take the right steps towards recovery.
What Makes Anal Fissure Pain Last for Hours?
An anal fissure does not always cause discomfort only during bowel movements. The pain can continue afterwards because of the body’s natural response to the tear.
When hard stool passes through the anal canal, it can stretch the affected tissue and aggravate the wound. In response, the internal anal sphincter may spasm, causing involuntary muscle tightening.
This tightening can reduce blood circulation around the fissure. With less blood reaching the injured tissue, healing may become slower, and the pain can persist even after the bowel movement has ended.
People with an anal fissure may experience:
- Sharp or cutting pain while passing stool
- Burning or throbbing discomfort afterwards
- Bright red blood on toilet paper or the surface of the stool
- Muscle tightness around the anal opening
- Fear of passing stool because of anticipated pain
- Constipation caused by delaying bowel movements
The intensity and duration of symptoms vary from person to person. Persistent or severe pain should be evaluated by a healthcare professional rather than assumed to be caused by a fissure.
Common Reasons an Anal Fissure Develops
Anal fissures can develop when the lining of the anal canal becomes damaged. Several everyday factors may contribute to this problem.
1. Passing Hard or Dry Stools
Constipation is one of the most common causes of anal fissures. When stool becomes hard or bulky, passing it may stretch the anal canal and create a tear.
Repeated straining can further irritate the affected area. Even after the initial injury, continuing to pass hard stools may reopen the wound and delay recovery.
2. Repeated Diarrhoea
Frequent loose bowel movements can also irritate the anal region. Repeated wiping and exposure to digestive contents may aggravate the delicate skin and contribute to tissue damage.
Managing the underlying cause of persistent diarrhoea is important when symptoms continue.
3. Delaying Bowel Movements
Some people avoid using the toilet because they expect passing stool to hurt. However, delaying a bowel movement can allow stool to become harder and more difficult to pass.
This creates a cycle in which pain leads to avoidance, avoidance worsens constipation, and constipation aggravates the fissure.
4. Increased Muscle Tightness
The internal anal sphincter can become excessively tight after an injury. This muscle spasm may contribute to pain and reduce blood flow around the tear.
When this cycle continues, an acute fissure may develop into a chronic fissure that takes longer to heal.
How Can You Tell Whether the Pain Is Caused by an Anal Fissure?
Anal fissures often cause sharp pain during bowel movements, followed by burning or throbbing discomfort. A small amount of bright red blood may also appear on toilet paper.
However, these symptoms are not exclusive to fissures. Hemorrhoids, skin irritation, infections, and other anorectal conditions can produce similar complaints.
A medical assessment can help distinguish between these conditions and identify the appropriate treatment.
If you are experiencing repeated pain after passing stool, seeking anal fissure treatment in Nallagandla can help you understand the cause of your symptoms and discuss suitable treatment options.
Avoid relying solely on the appearance of the blood or the location of the pain to diagnose the problem yourself.
What Can Help Relieve Anal Fissure Pain?
The main goals of treatment are to reduce discomfort, keep stools soft, relax the affected muscle, and allow the tear to heal.
1. Keep Your Stools Soft
Passing soft, formed stools reduces pressure on the fissure and lowers the likelihood of reopening the wound.
Include fibre-rich foods such as vegetables, fruits, whole grains, and legumes in your meals. Increase fibre gradually to reduce bloating, and drink sufficient water unless your doctor has advised you to restrict fluids.
If dietary changes are insufficient, a doctor may recommend an appropriate stool softener or laxative.
2. Try Warm Sitz Baths
Sitting in comfortably warm water for around 10–15 minutes may help relax the anal muscles and ease discomfort.
A sitz bath can be particularly soothing after a bowel movement. Use warm rather than hot water, and gently pat the area dry afterwards.
Although this measure may relieve symptoms, it does not replace medical treatment when a fissure is persistent.
3. Avoid Excessive Straining
Try not to push forcefully during bowel movements or remain seated on the toilet for long periods.
Responding to the natural urge to pass stool can help prevent unnecessary straining. Gentle physical activity may also support regular bowel movements.
4. Use Prescribed Medication When Necessary
Depending on the severity of the fissure, a doctor may prescribe medication that helps relax the anal sphincter and improve blood flow to the affected area.
Pain-relieving treatments may also be recommended in selected cases. Some medicines can cause side effects, so they should be used according to medical advice.
Avoid repeatedly applying over-the-counter creams without knowing whether they are suitable for your condition.
What Happens If an Anal Fissure Does Not Heal?
Many recent anal fissures improve with appropriate bowel habits and treatment. However, some persist for several weeks or recur repeatedly.
A fissure that remains unhealed for an extended period may become chronic. The edges of the tear may become thickened or more defined, and a small skin tag may develop nearby.
Persistent symptoms may require additional treatment, particularly when muscle spasm contributes to delayed healing.
Depending on the clinical findings, treatment options may include prescription ointments, injections to relax the sphincter muscle, or surgery in selected cases.
A procedure called lateral internal sphincterotomy may be considered for certain chronic fissures that do not respond to conservative treatment. It involves carefully dividing a portion of the internal sphincter to reduce excessive pressure and support healing.
Not everyone with an anal fissure needs surgery. The decision depends on the duration of symptoms, previous treatments, examination findings, and individual risks.
When Should You Consult a General Surgeon?
Pain that continues for hours after passing stool should not be ignored when it happens repeatedly. Although fissures are a common explanation, other conditions can cause similar symptoms and may need different treatment.
Consider consulting a doctor if you experience:
- Pain that repeatedly continues after bowel movements
- Recurrent bright red bleeding
- A tear or lump around the anal opening
- Constipation that does not improve with basic measures
- Symptoms that persist despite home care
- Repeated episodes of pain after an earlier fissure appeared to heal
Seek urgent medical attention if you experience heavy bleeding, severe or rapidly worsening pain, fever, or swelling accompanied by pus. These symptoms may indicate another condition, such as an infection or abscess.
At Nexus Hospital, Dr. P. Vamshi Bharath, MBBS, MS (General Surgery), FMAS, has training in minimally invasive surgery and evaluates anorectal conditions, including fissures, piles, and fistulas. A consultation can help determine whether conservative care, medication, further investigation, or a procedure may be appropriate.
Can You Prevent Anal Fissures From Returning?
Once a fissure heals, maintaining healthy bowel habits can help reduce the risk of another tear.
A few practical habits may help:
- Eat a balanced diet containing adequate fibre.
- Drink enough water, unless medically restricted.
- Avoid delaying bowel movements.
- Do not strain excessively when using the toilet.
- Stay physically active to support bowel regularity.
- Seek advice if constipation or diarrhoea continues.
- Follow your prescribed treatment for the recommended duration.
These steps can reduce common triggers, but they cannot prevent every fissure. If symptoms return despite following these measures, a medical review is advisable.
Frequently Asked Questions
1. Why does anal fissure pain continue after passing stool?
The tear can trigger a spasm in the internal anal sphincter. This muscle tightening may reduce blood flow around the injured tissue, causing burning, throbbing, or sharp pain that continues after the bowel movement.
2. How long does anal fissure pain usually last?
The duration varies. Some people experience discomfort for a short period, while others have pain lasting several hours. Recurrent or prolonged pain may indicate that the fissure is not healing properly and should be assessed by a doctor.
3. Can an anal fissure heal without surgery?
Yes. Many acute fissures heal with softer stools, adequate fibre and fluids, warm sitz baths, and prescribed medication when necessary. Surgery may be considered if a chronic fissure does not respond to other treatments.
4. Is bleeding normal with an anal fissure?
A fissure can cause a small amount of bright red blood on toilet paper or on the surface of the stool. However, rectal bleeding can have several causes. Recurrent, unexplained, or heavy bleeding requires medical assessment.
5. When should I see a doctor for an anal fissure?
Consult a doctor if pain continues after bowel movements, bleeding recurs, or symptoms fail to improve with basic care. Seek urgent medical attention for heavy bleeding, fever, pus, or severe worsening pain.
Book Your Appointment at Nexus Hospital
Living with anal fissure pain can make an ordinary daily activity feel stressful. Identifying the cause early and following an appropriate treatment plan may help relieve discomfort and support healing.
If you experience persistent pain, burning, or bleeding during or after bowel movements, consult a qualified healthcare professional for an evaluation.
Book your appointment at Nexus Hospital to discuss your symptoms and explore suitable treatment options.
Call: 96764 79069