Lump After Abdominal Surgery? It Could Be an Incisional Hernia
Why a swelling develops on an old operation scar, when it becomes dangerous, and how incisional hernia treatment is planned in Agra
Medical author: Dr. Karan R. Rawat
Qualifications: MBBS, MS, FIAGES, FMAS, DMAS, FICRS, FALS, FISCP, FAIAS, MCLS, FCLS
Clinical focus: Gastrointestinal, Laparoscopic, Hernia & General Surgery
Practice: Safe Gastro & Surgery Center, Church Road, Civil Lines, Agra
Article date: 17 October 2026
Your Surgery Was Successful. So Why Is There a New Lump Near the Scar?
Imagine undergoing abdominal surgery several years ago.
The wound heals. The stitches are removed. Life gradually returns to normal.
Then, one day, you notice a small swelling close to the old operation scar.
Initially, it appears only when you stand, cough or lift something heavy.
When you lie down, the swelling becomes smaller or disappears.
Over the next few months, it may become more prominent.
Naturally, you wonder:
“ऑपरेशन तो कई साल पहले हुआ था। अब उसी निशान पर गांठ क्यों बन रही है?”
Could it be a fatty lump? Has something gone wrong with the stitches? Is another operation necessary?
One possibility is an incisional hernia, a condition that develops when abdominal tissue pushes through a weakness in the abdominal wall at or near a previous surgical incision.
An incisional hernia can appear months or even years after surgery. It may remain relatively symptom-free for some time, gradually enlarge or occasionally develop complications.
The good news is that not every patient needs emergency surgery. But a swelling near an old operative scar deserves appropriate evaluation.
For patients seeking incisional hernia treatment in Agra, understanding this condition is an important first step towards an informed treatment decision.
1. What Exactly Is an Incisional Hernia?
The abdominal wall consists of several layers, including skin, fat, fascia and muscles.
During certain abdominal operations, these layers are opened to access the organs inside the abdomen.
At the end of the procedure, the abdominal wall is closed to allow healing.
However, in some patients, the deeper fascial layer may not heal with sufficient strength or may weaken over time.
When abdominal fat, peritoneum or sometimes a portion of intestine pushes through this weakness, a swelling can develop.
This is called an incisional hernia, also known as a postoperative or scar-site hernia.
It is important to distinguish the superficial surgical scar from the deeper fascial defect. A scar may look completely healed externally even when a weakness has developed beneath it.
Incisional hernias may develop after:
- Open abdominal operations
- Previous bowel or intestinal surgery
- Operations involving a midline abdominal incision
- Certain previous gynaecological operations, including caesarean delivery or hysterectomy
- Laparoscopic procedures, particularly at some instrument-entry sites
- Previous hernia repair
The possibility of developing an incisional hernia does not automatically mean the previous operation was performed incorrectly.
Wound healing is influenced by multiple patient-related, disease-related and surgical factors.
2. Why Does a Hernia Appear Months or Years After Surgery?
A surgical incision initially heals through tissue repair and scar formation.
Over time, that scar is exposed to repeated abdominal pressure.
Factors such as coughing, constipation, abdominal obesity, repeated straining and heavy physical exertion may increase pressure on an already vulnerable area.
Several recognised factors can increase the likelihood of an incisional hernia.
Obesity and increased abdominal pressure
Excess abdominal weight can place additional mechanical stress on the abdominal wall.
Previous wound infection
A surgical-site infection may interfere with normal tissue healing and increase the risk of a subsequent incisional hernia.
Diabetes and impaired healing
Poorly controlled diabetes can affect wound healing and increase the risk of postoperative complications.
Smoking
Smoking adversely affects tissue oxygenation and wound healing and is associated with increased surgical complications.
Type and size of the previous incision
Some surgical incisions have a higher likelihood of developing an incisional hernia than others.
Other medical and surgical factors
Previous abdominal operations, tissue quality, immunosuppression and other conditions can influence abdominal-wall integrity.
An incisional hernia is usually the result of a combination of factors rather than one single cause.
3. Seven Symptoms That May Suggest an Incisional Hernia
The most recognisable symptom is a swelling near an old surgical scar.
However, symptoms vary considerably.
1. A visible bulge near a previous operation scar
This may become more noticeable when standing or coughing.
2. Swelling that reduces on lying down
Some hernias are reducible, meaning the protruding tissue can return into the abdomen.
3. A pulling or dragging sensation
Patients may describe heaviness or discomfort near the scar.
4. Pain during coughing, lifting or straining
An increase in abdominal pressure can make the swelling uncomfortable.
5. Gradually increasing swelling
Some hernias become larger as the fascial defect changes over time.
6. Difficulty with ordinary activities
Larger or symptomatic hernias may interfere with walking, exercise, household activities or occupational tasks.
7. Occasionally, symptoms of bowel obstruction
Vomiting, abdominal distension and inability to pass stool or gas may occur if bowel becomes trapped.
The severity of pain does not necessarily correlate with the size of the hernia.
A small hernia can sometimes cause significant symptoms, while a larger hernia may initially produce surprisingly little discomfort.
4. Is Every Lump Near a Surgical Scar a Hernia?
No.
Several conditions may produce a swelling around an old operation site.
| Possible condition | Distinguishing features |
|---|---|
| Incisional hernia | Bulge associated with a fascial defect; may increase with coughing or straining |
| Lipoma | Soft fatty swelling, usually not associated with a fascial gap |
| Seroma | Collection of fluid, commonly following a procedure |
| Suture granuloma | Local inflammatory reaction associated with retained suture material |
| Rectus diastasis | Widening of the separation between abdominal muscles without a true fascial defect |
| Other surgical-site swelling | May include infection, haematoma or, less commonly, another underlying pathology |
A careful clinical examination is necessary because appearances can overlap.
Rectus diastasis versus incisional hernia
This distinction is particularly relevant in some patients after pregnancy or abdominal surgery.
Rectus diastasis involves separation of the rectus muscles along the midline, with widening of the connective tissue between them.
A true incisional hernia involves a fascial defect through which tissue may protrude.
Their management strategies differ, although both conditions can sometimes coexist.
5. When Does an Incisional Hernia Become Dangerous?
A hernia may contain abdominal fat, omentum or intestine.
A reducible hernia can become irreducible, meaning the contents no longer return to their normal position.
This is not always immediately dangerous, but a newly painful or irreducible hernia requires urgent assessment.
Two complications are especially important.
Incarceration
Hernia contents become trapped within the hernia defect.
Depending on the contents and symptoms, this may require urgent management.
Strangulation
Blood supply to trapped tissue, particularly intestine, becomes compromised.
This is a surgical emergency and can cause bowel injury.
Warning signs requiring immediate emergency assessment
- Sudden severe or increasing pain at the hernia site
- A previously reducible swelling that becomes stuck, particularly if painful
- Persistent vomiting
- Marked abdominal distension
- Inability to pass stool or gas with abdominal symptoms
- Skin discolouration over a painful swelling
- Fever, worsening illness or signs of circulatory instability
Do not repeatedly force a painful, irreducible swelling back into the abdomen. Seek emergency surgical assessment instead.
Patients experiencing these signs should visit the nearest appropriate emergency department rather than travelling a long distance for a scheduled outpatient consultation.
6. Does Every Incisional Hernia Need Surgery Immediately?
This is one of the most important questions in hernia management.
No. Not every incisional hernia requires immediate surgery.
The decision depends on the patient’s symptoms, quality of life, size and location of the defect, medical fitness and risk of complications.
When observation may be reasonable
A carefully selected patient with a reducible hernia, minimal symptoms and no concerning features may be suitable for watchful waiting after surgical assessment.
Watchful waiting does not mean ignoring the condition.
It involves understanding warning signs, monitoring symptoms and reassessing the hernia if circumstances change.
When elective repair may be appropriate
Surgical repair may be considered when a hernia:
- Produces persistent pain or discomfort
- Interferes with daily activities
- Gradually enlarges or becomes difficult to manage
- Causes significant functional or quality-of-life problems
- Presents anatomical or clinical features favouring planned repair
Other factors such as obesity, diabetes, smoking, cardiopulmonary disease and previous surgical complexity influence the choice and timing of surgery.
A planned operation, when appropriate, allows time to investigate the hernia and optimise the patient’s health.
7. How Is an Incisional Hernia Diagnosed?
Diagnosis begins with clinical assessment.
The surgeon evaluates the old incision, the site of swelling, its relationship to coughing or straining, symptoms and any history of previous surgical complications.
Clinical examination
A visible or palpable fascial defect may be sufficient to suspect or diagnose some incisional hernias.
Ultrasound
Ultrasound may help assess selected small or superficial abdominal-wall swellings.
It can be particularly useful when the clinical diagnosis is uncertain and a focused examination is appropriate.
CT scan of the abdomen
CT imaging is often valuable in more complex incisional hernias.
It can help assess:
- The number and location of defects
- The width and configuration of the hernia
- Hernia contents
- Abdominal-wall anatomy
- Previous mesh or other relevant surgical findings
- Features important for operative planning
A CT scan is not compulsory for every tiny scar-site hernia, but cross-sectional imaging is frequently useful when planning repair of a larger or more complex incisional hernia.
MRI
MRI may be an alternative in selected situations where clinically appropriate.
The choice of imaging should follow the clinical examination rather than being ordered routinely without a clear purpose.
8. Incisional Hernia Surgery: Open, Laparoscopic or Mesh Repair?
Surgery is the definitive method of repairing an established incisional hernia.
The aim is to restore abdominal-wall integrity, reduce symptoms and provide a durable repair while minimising complications.
There are several possible approaches.
Open incisional hernia repair
The surgeon accesses the defect through an incision and repairs the abdominal-wall weakness.
Depending on the size and anatomy, repair may involve closure of the fascia with mesh reinforcement.
Open surgery remains appropriate for many hernias and can be necessary for complex anatomy or specific operative circumstances.
Laparoscopic incisional hernia repair
In selected patients, repair can be performed through smaller abdominal incisions using a camera and specialised surgical instruments.
Potential advantages can include smaller access wounds and reduced wound-related complications in some patients.
However, laparoscopic surgery is not automatically the preferred choice for every incisional hernia.
Adhesions, previous operations, defect size and other characteristics may influence feasibility and safety.
Mesh-based hernia repair
Surgical mesh is used to reinforce the abdominal wall in many incisional hernia repairs.
Evidence-based guidance generally favours mesh reinforcement for midline incisional hernias because it reduces recurrence compared with suture-only techniques.
However, mesh placement also requires consideration of infection risk, operative anatomy, patient factors and possible mesh-related complications.
Mesh may be positioned in different anatomical planes depending on the chosen technique.
The important surgical question is not simply “mesh or no mesh?” but which repair is appropriate for this particular abdominal wall.
9. Can an Incisional Hernia Return After Surgery?
Yes. Recurrence is possible after any hernia repair technique.
Risk depends on multiple factors, including:
- Hernia size and complexity
- Previous recurrence
- Obesity
- Smoking
- Diabetes and wound healing
- Surgical-site infection
- Repair technique and tissue quality
Mesh reinforcement can reduce recurrence in appropriate circumstances but cannot guarantee that a hernia will never return.
Patients should understand the expected benefits, limitations and potential complications before agreeing to surgery.
Possible complications include wound infection, fluid collection (seroma), bleeding, postoperative pain, bowel injury, recurrence and complications associated with anaesthesia or mesh.
The risks vary with the procedure and the patient’s medical condition.
10. Why Preparing the Patient Matters Before Hernia Surgery
For elective incisional hernia repair, appropriate preoperative preparation may influence outcomes.
Important considerations include:
Weight management: Improving weight-related risk factors where feasible.
Diabetes control: Assessing and improving blood glucose control before surgery.
Smoking cessation: Reducing smoking-related wound and respiratory risks.
Nutrition: Identifying and treating relevant nutritional deficiencies.
Pulmonary health: Optimising chronic respiratory disease and cough where possible.
Review of previous records: Studying prior operative notes, discharge summaries, previous mesh details and relevant scans.
In complex hernias, the surgeon may need a more detailed abdominal-wall reconstruction strategy.
Sometimes the risks of prolonged delay may outweigh the benefits of further optimisation. This requires an individualised discussion.
11. Does a Hernia Belt, Medicine or Exercise Cure an Incisional Hernia?
An established fascial defect generally does not close permanently with medicines, abdominal belts, massage or exercise alone.
A support garment may provide temporary comfort in selected patients, but it does not repair the underlying defect.
Similarly, physiotherapy or exercise may help selected patients improve conditioning or abdominal function, but cannot be relied upon to close a true incisional hernia.
Patients should avoid unverified claims that a postoperative hernia can always be cured without surgery.
At the same time, having a hernia does not automatically mean surgery must be performed immediately.
The decision should be based on clinical findings and shared decision-making.
12. Incisional Hernia Treatment in Agra — Understanding the Surgical Consultation
Patients seeking consultation for a swelling near an old abdominal surgical scar may require assessment by a general surgeon, gastrointestinal surgeon or surgeon experienced in abdominal-wall hernia repair.
Dr. Karan R. Rawat, an MS-qualified surgeon practising in Agra, provides surgical consultations for abdominal-wall conditions, including incisional, umbilical and other hernias.
His clinical work includes gastrointestinal, laparoscopic and general surgical problems.
During an appropriate hernia consultation, the assessment may involve:
- Reviewing the previous operation and recovery history
- Examining the abdominal-wall swelling
- Identifying symptoms and possible complications
- Reviewing relevant scans and reports
- Considering observation versus surgery
- Discussing open or laparoscopic repair when suitable
- Explaining potential complications and recovery considerations
- Referring complex cases for additional specialised care when necessary
The choice of treatment depends on the findings in the individual patient.
13. Patients Visiting Agra From Nearby Cities, Tehsils and Villages
Agra is accessible to patients travelling from several neighbouring districts in Uttar Pradesh, Rajasthan and Madhya Pradesh.
For planned hernia consultations, relevant regional localities may include:
Agra district: Civil Lines, Sikandra, Kamla Nagar, Dayalbagh, Etmadpur, Fatehabad, Shamsabad, Achnera, Kirawali, Kheragarh, Fatehpur Sikri, Bah, Pinahat and surrounding villages.
Firozabad district: Firozabad, Tundla, Shikohabad, Sirsaganj and nearby communities.
Mathura district: Mathura, Vrindavan, Farah, Raya, Govardhan and surrounding towns.
Other Uttar Pradesh regions: Hathras, Sadabad, Etah, Jalesar, Mainpuri and neighbouring localities.
Rajasthan: Bharatpur, Dholpur and nearby towns.
Madhya Pradesh: Morena and other accessible communities.
These locations describe a broad regional patient catchment around Agra, not additional clinic branches or guaranteed travel distances.
Patients travelling for an elective consultation may find it useful to bring:
- Previous operative and discharge summaries
- Ultrasound, CT or MRI reports
- Details of any previous mesh repair
- Current medication lists
- Recent diabetes or relevant laboratory reports
For a suddenly painful, irreducible hernia or suspected intestinal obstruction, immediate local emergency care should take priority over travel arrangements.
14. Frequently Asked Questions
Can an incisional hernia develop five or ten years after surgery?
Yes. Incisional hernias may become noticeable long after the original operation because the abdominal wall can weaken or the defect can enlarge over time.
Can an incisional hernia heal without an operation?
An established fascial defect does not usually heal permanently without surgical repair. However, some minimally symptomatic patients can be managed with observation after an appropriate assessment.
Is incisional hernia surgery always done laparoscopically?
No. Open and laparoscopic approaches are both used. The most suitable technique depends on the patient’s anatomy, hernia characteristics and surgical risks.
Is mesh necessary for every incisional hernia?
Mesh is recommended for many incisional hernias, particularly midline defects, because it reduces recurrence risk. The specific technique is individualised.
Can a hernia develop after laparoscopic surgery?
Yes. A hernia can occasionally develop at a previous laparoscopic port site, particularly where a larger instrument incision was used.
Can an incisional hernia cause intestinal obstruction?
Yes. If intestine becomes trapped, bowel obstruction may develop. Severe pain, repeated vomiting and abdominal distension require emergency evaluation.
Is an incisional hernia the same as an umbilical hernia?
No. An incisional hernia develops at a previous surgical incision. An umbilical hernia occurs near the navel and may develop without previous surgery. A hernia at a previous umbilical port incision can be an incisional hernia.
Which doctor evaluates an incisional hernia in Agra?
A qualified general surgeon, gastrointestinal surgeon or abdominal-wall hernia surgeon can assess the condition. Complex cases may require a surgeon experienced in advanced abdominal-wall reconstruction.
15. Final Message: A New Lump on an Old Scar Deserves Attention
A healed surgical scar is not always the end of the story.
An incisional hernia may become noticeable long after the original operation.
Some patients remain comfortable and can be monitored. Others develop increasing pain, restricted activities or complications that make surgery appropriate.
The critical decision is not merely whether a hernia exists.
It is determining its anatomy, symptoms, potential risks, and the most appropriate management for that individual patient.
About the Author
Dr. Karan R. Rawat
MBBS, MS, FIAGES, FMAS, DMAS, FICRS, FALS, FISCP, FAIAS, MCLS, FCLS
Gastrointestinal & General Surgery
Hernia & Abdominal-Wall Surgery
Laparoscopic & Minimal-Access Surgery
Colorectal & Proctological Conditions
Consultation: Safe Gastro & Surgery Center
Agra Heart Centre Complex, Church Road, Civil Lines, Agra, Uttar Pradesh – 282002
Contact: +91 73988 88889
Patients should confirm current consultation availability and the services offered before visiting.
References
- European Hernia Society. Midline Incisional Hernia Guidelines, 2023.
- American College of Surgeons. Ventral Hernia Repair — Patient Education.
- Sanders DL, et al. Midline incisional hernia guidelines: The European Hernia Society. British Journal of Surgery, 2023.
Medical disclaimer: This article provides general educational information. It cannot replace an individual surgical examination. Treatment decisions depend on diagnosis, medical condition, surgical fitness and appropriate assessment.
Editorial note: Verify professional qualifications and current clinical services, and obtain the named physician’s approval of the final article before publication under his byline.