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Become a member and receive career-enhancing benefits

Our top priority is providing value to members. Your Member Services team is here to ensure you maximize your ACS member benefits, participate in College activities, and engage with your ACS colleagues. It's all here.

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ACS

Ventral Hernia Repair

A ventral hernia is a bulge through an opening in the muscles on the abdomen. The hernia can occur at a past incision site (incisional), above the navel (epigastric), or other weak muscle sites (primary abdominal).

Ventral Hernia Repair

Common Symptoms

  • Visible bulge on the abdomen, especially with coughing or straining
  • Pain or pressure at the hernia site1

Treatment Options

Surgical Procedure1, 2

Open hernia repair

An incision is made near the site, and the hernia is repaired with mesh or by suturing (sewing) the muscle closed.

Laparoscopic or Robotic Hernia Repair

Repair is through instruments placed into small incisions in the abdomen. 

Nonsurgical Procedure

Watchful waiting is an option for adults with hernias that are reducible and not uncomfortable.3

ventral-hernia-graphic-2.png

Benefits and Risks of Your Operation

Benefits

An operation is the only way to repair a hernia. You can return to your normal activities and, in most cases, will not have further discomfort.

Risks of Not Having an Operation

The size of your hernia and the pain it causes can increase. If your intestine becomes trapped in the hernia pouch, you will have sudden pain and vomiting and require an immediate operation.

If You Decide to Have the Operation, Possible Risks Include:

  • Return of the hernia
  • Infection
  • Injury to the bladder, blood vessels, or intestines
  • Continued pain at the hernia site

Expectations

Before your operation— You may have blood work, urinalysis, ultrasound, MRI, or a CT scan. Your health problems, medications, and pain management plan will be reviewed. 

The day of your operation—Check with your surgeon for when you have to stop eating and drinking. Usually, you stop eating for 6 hours before surgery. You may drink clear liquids up to 2 hours before.5 Most often, you will take your home medication with a sip of water. You will need someone to drive you home.

Your recovery—You may go home within 24 hours for small hernia repair, but may need to stay longer for complex repairs.4

Call your surgeon if you have:

  • Severe pain
  • Stomach cramping
  • Chills with a high fever (higher than 101°F)
  • Odor or increased drainage from your incision
  • No bowel movement for 3 days

Keeping You Informed

Abdominal Wall Hernias

They are also called ventral hernias. They can occur:

  • At birth (congenital)
  • Over time due to muscle weakness
  • At a past incision site

Incisional Hernias

Incisional hernias occur in 5-17% of patients after abdominal surgeries and is lower with a laparoscopic approach.6 Most appear in the first 5 years after an operation. Risk factors include:

  • Obesity, which creates tension and pressure on abdominal muscles
  • Large abdominal incisions
  • Postoperative infection (note that smoking is related to higher infection rates)
  • Weakness of the connective tissue (the material between the cells of the body that gives it strength)
  • Diabetes mellitus
  • Pulmonary disease
  • Liver disease
The Condition

A ventral hernia occurs when there is a weakness or hole in the muscles of the abdomen and a loop of intestine or abdominal tissue pushes through the muscle layer. If the hernia reduces in size when a person is lying flat or in response to manual pressure, it is reducible. If it cannot be reduced, it is irreducible or incarcerated, and a portion of the intestine may be bulging through the hernia sac. A hernia is strangulated if the intestine is trapped in the hernia pouch and the blood supply to the intestine is decreased. This is a surgical emergency.

The three types of Ventral Hernias are:

Epigastric (stomach area) hernia: Just below the breastbone to the navel/umbilicus (belly button).

Umbilical hernia: Occurs in the area of the belly button.

Incisional hernia: Develops at a previous surgical incision site, as a result of scar tissue or weakened muscles at the site.

Symptoms

The most common symptoms are:

  • Visible bulge in the abdominal wall, especially with coughing or straining
  • Hernia site pain or pressure

Sharp abdominal pain and vomiting may mean that the intestine has slipped through the hernia sac and is strangulated. This is a surgical emergency and immediate treatment is needed.2 

Common Tests

History and Physical

The site is checked for a bulge.

Additional Tests (see Glossary)

  • Other tests may include:
  • Ultrasound
  • Computerized tomography (CT) scan
  • Blood tests
  • Urinalysis
  • Electrocardiogram (ECG)—for patients over 45 or if high risk of heart problems
The Procedure

Surgical Treatment

The type of operation depends on the hernia  size, location, and if it is a repeat hernia. Your health, age, anesthesia risk, and the surgeon’s expertise are also important. An operation is the only treatment for a hernia repair.1, 2

Open Hernia Repair

The surgeon makes an incision near the hernia site. The bulging tissue is gently pushed back into the abdomen. Sutures, or a tissue flap is used to close the muscle. With large hernias, small drains may be placed. Primary open repair without mesh is often used for defects less than 2 cm1. The site is closed using sutures, staples, or surgical glue.

Open Mesh Repair

The hernia sac is removed. Mesh is placed over the hernia site. The mesh is attached using sutures sewn into the stronger tissue surrounding the hernia site. Mesh is often used for large hernia repairs and may reduce the risk that the hernia will come back.8 

Laparoscopic Hernia Repair

Repair is done through several small incisions made in the abdomen. Ports or trocars (hollow tubes) are inserted into the openings. Surgical tools are placed into the ports. The abdomen is inflated with carbon dioxide gas to make it easier for the surgeon to see the hernia. Mesh is sutured, stapled, or clipped to the muscle around the hernia site. The hernia site can also be sewn directly together.

Robotic Hernia Repair

The surgeon controls the operation using robotic arms attached to small tools and a camera placed into the incisions. Robotic and laparoscopic repair have similar outcomes.7-10 

Nonsurgical Treatment

Watchful waiting is an option for a hernia without symptoms. In a large study, 1 out of 25 (4%) who waited, needed emergency surgery within 5 years.3 All patients should get treatment if they have sudden sharp abdominal pain and vomiting. These symptoms can indicate an incarcerated hernia and bowel obstruction.

Abdominal binders (support belt) may help a patient feel more comfortable. Surgery is the only option to fix the hernia.

Keeping You Informed

Open versus Laparoscopic and Robotic Repair 

Laparoscopic and robotic repairs compared to open repair, have lower infection rates and shorter hospital stays. At 6 and 12 months, there is no difference for recurrence rates, but there is a slightly higher discomfort and movement limitation with laparoscopic/ robotic repair. Robotic repair has higher costs.7-11 

Will My Hernia Come Back?

Over a five-year period, mesh reduces the risk that the hernia will come back by 4.8-6.5%. Larger hernias and mesh size were associated with a higher risk of complications.8-11

Obesity and wound complications increase the risk of recurrence.1,2

Ask what type of repair is best for you and if you will need mesh.

Risks Based on the ACS Risk Calculator in July, 2024*

Percentage

Keeping You Informed

Wound infection: Infection at the area of the incision or near the organ where surgery was performed

Open: 3.5%
Laparoscopic: Less than 1%

Antibiotics and drainage of the wound may be needed.

 

Smoking and high blood sugar can increase the risk of infection.

Return to surgery: The need to go back to the operating room due to a problem after the prior surgery

Open: 1.9%
Laparoscopic: Less than 1%

Pain and bleeding may cause a return to surgery.

Pneumonia: Infection in the lungs

Open: 0.4%
Laparoscopic: Less than 1%

Stopping smoking, walking and deep breathing can help prevent respiratory infections.

Urinary tract infection: Infection of the bladder or kidneys

Open: 0.5%
Laparoscopic: Less than 1%

Drinking fluids and early catheter removal decrease the risk of infection.

Blood clot: A clot in the legs that can travel to the lung

Open: 0.5%
Laparoscopic: Less than 1%

Longer surgery and bed rest increase the risk of a clot.


Walking 5 to 6 times per day, and wearing support stockings reduce the risk.

Heart complication: Includes heart attack or sudden stopping of the heart

Open: 0.1%

Your anesthesia provider will review any heart conditions and suggest the best option for you.

Renal (kidney) failure: Kidneys no longer function in making urine and/or cleaning the blood of toxins

Open: 0.2%

Preexisting renal conditions; fluid imbalance, diabetes; over age 65; antibiotics; and other medications may increase the risk.

Death

Open: 0.1%

 

Any complication

Open: 6.7%
Laparoscopic: 2.6%

Complications may be higher in patients who smoke, have high blood pressure and breathing problems, are older and are obese.

Risks from Outcomes Reported in the Last 10 Years of Literature

Percentage

Keeping You Informed

Urinary retention: Inability to urinate after the urinary catheter removal12

5.9-38%

General or spinal anesthesia, older age, prostate problems, opioids, and diabetes may increase urinary retention. A urinary catheter or medication may be used.12

Seroma: A collection of serous (clear/yellow) fluid11

11%

A seroma usually goes away on its own within 4 to 6 weeks.11

Recurrence: A hernia can recur up to several years after repair11

 

Recurrence is higher for complex or infected or nonmesh repairs.11

Intestines/bowel injury

Open: Less than 1.9%
Laparoscopic: 1.9%12

Injury will be repaired at the time of operation. If there is bowel leakage, the hernia repair may be done after the bowel heals.

*1% Means 1 in 100 people. The ACS Surgical Risk Calculator estimates the risk of an unfavorable outcome. Data is from a large number of patients who had a surgical procedure similar to this one. If you are healthy with no health problems, your risks may be below average. If you smoke, are obese, or have other health conditions, then your risk may be higher. This information is not intended to replace the advice of a doctor or health care provider. To check your risks, go to the ACS Risk Calculator at http://riskcalculator.facs.org

Risks of this Procedure

Risks Based on the ACS Risk Calculator in July, 2024*

Percentage

Keeping You Informed

Wound infection: Infection at the area of the incision or near the organ where surgery was performed

Open: 3.5%
Laparoscopic: Less than 1%

Antibiotics and drainage of the wound may be needed.

 

Smoking and high blood sugar can increase the risk of infection.

Return to surgery: The need to go back to the operating room due to a problem after the prior surgery

Open: 1.9%
Laparoscopic: Less than 1%

Pain and bleeding may cause a return to surgery.

Pneumonia: Infection in the lungs

Open: 0.4%
Laparoscopic: Less than 1%

Stopping smoking, walking and deep breathing can help prevent respiratory infections.

Urinary tract infection: Infection of the bladder or kidneys

Open: 0.5%
Laparoscopic: Less than 1%

Drinking fluids and early catheter removal decrease the risk of infection.

Blood clot: A clot in the legs that can travel to the lung

Open: 0.5%
Laparoscopic: Less than 1%

Longer surgery and bed rest increase the risk of a clot.


Walking 5 to 6 times per day, and wearing support stockings reduce the risk.

Heart complication: Includes heart attack or sudden stopping of the heart

Open: 0.1%

Your anesthesia provider will review any heart conditions and suggest the best option for you.

Renal (kidney) failure: Kidneys no longer function in making urine and/or cleaning the blood of toxins

Open: 0.2%

Preexisting renal conditions; fluid imbalance, diabetes; over age 65; antibiotics; and other medications may increase the risk.

Death

Open: 0.1%

 

Any complication

Open: 6.7%
Laparoscopic: 2.6%

Complications may be higher in patients who smoke, have high blood pressure and breathing problems, are older and are obese.

Risks from Outcomes Reported in the Last 10 Years of Literature

Percentage

Keeping You Informed

Urinary retention: Inability to urinate after the urinary catheter removal12

5.9-38%

General or spinal anesthesia, older age, prostate problems, opioids, and diabetes may increase urinary retention. A urinary catheter or medication may be used.12

Seroma: A collection of serous (clear/yellow) fluid11

11%

A seroma usually goes away on its own within 4 to 6 weeks.11

Recurrence: A hernia can recur up to several years after repair11

 

Recurrence is higher for complex or infected or nonmesh repairs.11

Intestines/bowel injury

Open: Less than 1.9%
Laparoscopic: 1.9%12

Injury will be repaired at the time of operation. If there is bowel leakage, the hernia repair may be done after the bowel heals.

*1% Means 1 in 100 people. The ACS Surgical Risk Calculator estimates the risk of an unfavorable outcome. Data is from a large number of patients who had a surgical procedure similar to this one. If you are healthy with no health problems, your risks may be below average. If you smoke, are obese, or have other health conditions, then your risk may be higher. This information is not intended to replace the advice of a doctor or health care provider. To check your risks, go to the ACS Risk Calculator at http://riskcalculator.facs.org

Preparing for Your Operation

Home Medication

Bring a list of all of the medications you are taking. This includes over-the-counter medication and supplements, weight loss meds and injections, alcohol, cannabis/ marijuana, and other drugs. Some may have to be stopped or changed before your surgery because of the effect on anesthesia and your recovery. You can usually take your morning medication with a sip of water. Learn more.

Anesthesia

Ask about what type of anesthesia (pain control) you will have during surgery. General, regional, epidural and spinal may be options. You will also be asked about your health, allergies, and if you have had nausea and vomiting after anesthesia in the past.

Smoking and vaping cigarettes or marijuana can increase your risk of problems with breathing and wound healing. Quitting at least 4 weeks before surgery can decrease these risks. Quitting for at least one day is needed to prevent irregular heart beats and blood pressure issues. Learn more.

Prepare for Home Care

Ask for clear guidance on how to care for your incision, your activity, and the type of help you may need.

Length of Stay

You may go home the same day for a small repairs.4 You may stay overnight for repair of a large or incarcerated hernia or if you have severe vomiting or cannot pass urine.

Questions to Ask About Your Operation

  • What are the risks of this procedure for me?
  • Will you be performing the entire operation yourself?
  • What level of pain should I expect and how will it be managed?
  • How long will it be before I can return to my normal activities (work, driving, lifting)
The Day of Your Procedure

Check with your surgeon for when you have to stop eating and drinking. Usually, you stop eating for 6 hours before surgery. You may drink clear liquids up to 2 hours before.5

Shower and wash your abdomen the evening before and again in the morning of surgery. Use a clean cloth and antibacterial soap (ex. Dial®).15

Brush your teeth and rinse your mouth with antiseptic mouthwash.

Do not shave your abdomen for 5-7 days before surgery. This will decrease any small cuts or ingrown hairs at the incision site. Your surgical team will clip the hair nearest the incision site.15

What to Bring

  • Insurance card and identification
  • Advance directives (see glossary)
  • List of medicines
  • Loose-fitting, comfortable clothes
  • Slip-on shoes that don’t require that you bend over

What You Can Expect

An identification (ID) bracelet and allergy bracelet with your name and hospital/clinic number will be placed on your wrist. These should be checked by all health team members before any procedures or given any medicine.

Fluids

An intravenous line (IV) will be started to give your fluids and medication.

After Your Operation

You will be moved to a recovery room where your heart rate, breathing rate, oxygen level, blood pressure, glucose level, and urine will be watched. Ask for warm blankets if you feel cold in the recovery room. Keeping your body warm after surgery can decrease your risk of infection.15 Be sure that all visitors wash their hands.

Preventing Pneumonia and Blood Clots

Movement and deep breathing after your operation can help prevent blood clots, fluid in your lungs, and pneumonia. Every hour, take 5 to 10 deep breaths and hold each breath for 3 to 5 seconds.

The risk of blood clots are decreased by getting up and walking 5 to 6 times per day, wearing compression stockings or compression boots on your legs, and, for high-risk patients, taking a medication that thins your blood.

Your Recovery and Discharge

Thinking Clearly

Anesthesia and pain medication may cause you to feel tired and be forgetful for 2-3 days after surgery. You should not drive, drink alcohol, or make any big decisions for at least 2 days.

Nutrition

  • When you wake up from the anesthesia, you will start drinking fluids. If you do not feel sick, you can begin eating regular foods.
  • Continue to drink about 8 to 10 glasses of water each day.
  • Eat a high-fiber diet so you don’t strain while having a bowel movement. Add over the counter stool softeners if needed such as Metamucil™ and or FiberCon™.
    • Foods high in fiber include beans, bran cereals and whole-grain breads, peas, dried fruit (figs, apricots, and dates), raspberries, blackberries, strawberries, sweet corn, broccoli, baked potatoes with skin, plums, pears, apples, greens, and nuts.

Activity

  • Slowly increase your activity. Patients usually take 1 to 3 weeks to return comfortably to normal activity.
  • Do not lift items heavier than 10 pounds or participate in strenuous activity for at least 6 weeks. Sexual activity can be resumed following any lifting/activity restrictions.
  • Discomfort in the abdomen, while improved may still be felt in about one-third of patients 3 years after surgery.9, 13
  • Lifting limitations may last for 6 months for complex or recurrent repairs. 

Wound Care

  • Always wash your hands before and after touching near your incision site.
  • You may take a shower usually 1-2 days after surgery.15 Let the water run over the incision site, but do not scrub.
  • Do not soak in a bathtub until your stitches, Steri-Strips®, or staples are removed.
  • A small amount of drainage from the incision is normal. If the dressing is soaked with blood, call your surgeon.
  • If you have Steri-Strips leave them in place. They will fall off in 7 to 10 days.
  • If you have surgical glue covering over the incision, let the glue to flake off on its own.
  • Avoid wearing tight clothing. It may rub your incisions and make it harder for them to heal.
  • Protect the new skin, especially from the sun. The sun can burn and cause darker scarring.
  • Your scar will heal in about 4 to 6 weeks and will become softer and continue to fade over the next year.

Learn more 

When to Contact Your Surgeon

Contact your surgeon if you have:

  • Pain that gets worse or will not go away 
  • A fever of more than 100.4°F (38.0°C)
  • Repeated vomiting
  • Swelling, redness, bleeding, or foul-smelling drainage from your wound site
  • Swelling of your abdomen
  • No bowel movement by 3 days after the operation 
Pain Control

Ask about the level of pain you should expect and how it should be managed. Your pain can usually be controlled using acetaminophen (Tylenol) and Ibuprofin (Motrin, Advil). Nonmedication therapies, such as ice may also be effective. For severe pain that is keeping you from moving and sleeping, an opioid may be needed. By day 4, most people report no severe pain after an operation. See the Safe and Effective Pain Control Guide below or for more information.

Pain and Discomfort after Ventral Hernia Repair

At 1-, 6-, and 12-months follow-up, more laparoscopic repair patients experienced discomfort and movement limitations. After 6, 12 and 36 months, there were no differences in quality of life between repair types.9, 13, 14

At three years, 33% of patients reported feelings of discomfort and 21% reported mild bothersome pain.

 

How Intense Is My Pain?

What Can I Take to Feel Better?

Mild Pain

  • I hardly notice my pain, and it does not interfere with my activities.
  • I notice my pain and it distracts me, but I can still do activities (sitting up, walking, standing).
  • Non-medication therapies
  • Non-opioid oral medications - You may take these to control mild to moderate pain when needed

Moderate Pain

  • My pain is hard to ignore and is more noticeable even when I rest.
  • My pain interferes with my usual activities.
  • Non-medication therapies
  • Non-opioid medications - You may be told to take them regularly throughout the day rather than as needed.

Severe Pain

  • I am focused on my pain, and I am not doing my daily activities.
  • I am groaning in pain, and I cannot sleep. I am unable to do anything.
  • My pain is as bad as it could be, and nothing else matters.
  • Non-medication therapies
  • Around-the-clock non-opioid medications
  • Short-acting opioids (for a few days)
  • Call your surgeon if your pain continues
 
Pain Control After Surgery Guide
 

How Intense Is My Pain?

What Can I Take to Feel Better?

Mild Pain

  • I hardly notice my pain, and it does not interfere with my activities.
  • I notice my pain and it distracts me, but I can still do activities (sitting up, walking, standing).
  • Non-medication therapies
  • Non-opioid oral medications - You may take these to control mild to moderate pain when needed

Moderate Pain

  • My pain is hard to ignore and is more noticeable even when I rest.
  • My pain interferes with my usual activities.
  • Non-medication therapies
  • Non-opioid medications - You may be told to take them regularly throughout the day rather than as needed.

Severe Pain

  • I am focused on my pain, and I am not doing my daily activities.
  • I am groaning in pain, and I cannot sleep. I am unable to do anything.
  • My pain is as bad as it could be, and nothing else matters.
  • Non-medication therapies
  • Around-the-clock non-opioid medications
  • Short-acting opioids (for a few days)
  • Call your surgeon if your pain continues
 

Glossary

Advance directives: Documents signed by a competent person giving direction to health care providers about treatment choices.

Blood tests: Tests usually include a Chem-6 profile (sodium, potassium,
chloride, carbon dioxide, blood urea nitrogen, and creatinine) and complete blood count (red blood cell and white blood cell count).

Computerized tomography (CT) scan: A diagnostic test using X ray and a computer to create a detailed, three-dimensional picture of your abdomen.

Electrocardiogram (ECG): Measures the rate and regularity of heartbeats, the size of the heart chambers, and any damage to the heart.

General anesthesia: A treatment with certain medicines that puts you into a deep sleep so you do not feel pain during surgery.

Hematoma: A localized collection of blood in the tissue or organ.

Local and regional anesthesia: The loss of sensation only in one area or section of the body.

Seroma: A collection of serous (clear/yellow) fluid.

Spinal and epidural anesthesia: Medication placed near the nerves by the spinal cord.

Ultrasound: Sound waves are used to determine the location of deep structures in the body. A hand roller is placed on top of clear gel and rolled across the abdomen.

Urinalysis: A visual and chemical examination of the urine, most often used to screen for urinary tract infections and kidney disease.

DISCLAIMER

The American College of Surgeons (ACS) is a scientific and educational association of surgeons that was founded in 1913 to improve the quality of care for the surgical patient by setting high standards for surgical education and practice. The ACS endeavors to provide procedure education for prospective patients and those who educate them. It is not intended to take the place of a discussion with a qualified surgeon who is familiar with your situation.  The ACS makes every effort to provide information that is accurate and timely, but makes no guarantee in this regard.

Updated in 2024 by:

Kathleen C. Heneghan PhD, MSN, RN, FAACE

Previously Reviewed in 2012, 2014, 2017 and 2022 by:
David Feliciano, MD, FACS
Mary T. Hawn, MD, FACS
Kathleen Heneghan, PhD, MSN, RN, FAACE
Nancy Strand, MPH, RN

References

The information provided in this report is chosen from recent articles based on relevant clinical research or trends. The research below does not represent all that is available for your surgery. Ask your doctor if he or she recommends that you read any additional research.

  1. Smith J, Parmely JD. Ventral Hernia. [Updated 2021 Aug 11]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2022 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK499927/
  2. Kizy S, Ikramuddin S. .Abdominal Wall, Omentum, Mesentery and Retroperitoneum. In Schwartz’s Principals of Surgery 11th. McGraw Hill Education, 2019.
  3. Kokotovic D, Sjølander H, Gögenur I, et al. Watchful waiting as a treatment strategy for patients with a ventral hernia appears to be safe. Hernia 20, 281–287 (2016). https://doi.org/10.1007/s10029-016-1464
  4. ACS Risk calculator: https://riskcalculator.facs.org/RiskCalculator/
  5. Joshi G, Abdelmalak B, etal. 2023 American Society of Anesthesiologist Practice Guidelines for Preoperative Fasting. Anesthesiology, 138, 132-151. https//doi.org/10.1097/ALN.0000000000004381
  6. Kobayashi T, Mika H. etal. Retrospective study of incisional hernia after laparoscopic colectomy for colorectal cancer. BMC Surgery. 2023. 23:314. doi.org/10.1186/s12893-023-02229-7,.
  7. Ecker, B. L. et al. Laparoscopic versus open ventral hernia repair: Longitudinal outcomes and cost analysis using statewide claims data. Surg Endosc. 2016 30(3), 906–915. https://doi.org/10.1007/s00464-015- 4310-y (2016).
  8. Rosen MJ, Bauer JJ, Harmaty M, et al. Multicenter, Prospective, Longitudinal Study of the Recurrence, Surgical Site Infection, and Quality of Life After Contaminated Ventral Hernia Repair Using Biosynthetic Absorbable Mesh: The COBRA Study. Ann Surg. 2017 Jan;265(1):205- 211. doi: 10.1097/SLA.0000000000001601.
  9. vanVeenendaal N; Poelman MM etal. Patient reported outcomes after incisional hernia repair. Hernia. 2021. 25:1677-1684. doi. org/10.1007/ s10029-021-02477-7.
  10. Tran E, Sun J, Gundara J. Systematic review of robotic ventral hernia repair with meta-analysis. ANZ J Surg.. 2024. 94:37-46. doi:10.1111/ans.18822
  11. Kadakia N etal. Long-term outcomes of ventral hernia repair: An 11-year follow-up. Cureus. 2020. 12(8) e9523. doi:10.7759/cureus.9523
  12. Pomajzi AJ, Siref LE. Postoperative urinary retention. Stat Pearls. 2023. PMID 31751034.
  13. Kokotovic D, Bisgaard T, Helgstrand F. Long-term recurrence and complications associated with elective incisional hernia repair. JAMA. 2016; 316(15):1575–1582. https://doi.org/10.1001/jama.2016.15217
  14. Colavita PD, Tsirline VB, Belyansky I, Walters AL, Lincourt AE, Sing RF, Heniford BT. Prospective, long-term comparison of quality of life in laparoscopic versus open ventral hernia repair. Ann Surg. 2012 Nov;256(5):714-22; discussion 722-3. doi: 10.1097/SLA.0b013e3182734130
  15. Berrios-Torres S, et al. Centers for Disease Control and Prevention Guidelines for the Prevention of Surgical Site Infection, 2017. JAMA Surgery. 2017;152(8):784-791.