Abdominal Wall Hernia
An abdominal wall hernia is a weakness through which tissue can bulge. The type and site of the hernia, its symptoms and your health help determine whether observation or repair is appropriate. New pain, vomiting or other signs of illness need prompt assessment rather than routine follow-up.
In this guide
Overview
Abdominal wall hernias are a common condition where an internal organ or tissue protrudes through a weak spot in the abdominal muscles, creating a visible bulge under the skin. These hernias can occur in various locations in the abdomen, including the groin (inguinal hernia), belly button (umbilical hernia), upper abdomen (ventral hernia), or along a surgical incision (incisional hernia).
Causes
- Weakness in the Abdominal Wall: Aging, obesity, pregnancy, heavy lifting, chronic coughing, or straining during bowel movements can weaken the abdominal muscles, leading to hernias.
- Congenital Factors: Some hernias, such as umbilical hernias, can be present from birth due to incomplete closure of the abdominal wall.
Symptoms
- Visible Bulge: The most common symptom of a hernia is a noticeable bulge or lump under the skin, particularly when standing or straining.
- Pain or Discomfort: Hernias may cause dull aches or sharp pains, especially when lifting, bending, or coughing.
- Nausea and Vomiting: Severe cases of hernias can lead to nausea, vomiting, and difficulty passing stool or gas.
Treatment
- Watchful Waiting: Small, asymptomatic hernias may not require immediate treatment but should be monitored by a healthcare provider.
- Lifestyle Changes: Avoiding heavy lifting, maintaining a healthy weight, and treating conditions that lead to increased abdominal pressure can help prevent hernias from worsening.
- Surgical Repair: For symptomatic or large hernias, surgical intervention is often recommended to repair the abdominal wall and prevent complications such as strangulation (blood flow to the herniated tissue is cut off).
Prevention
- Maintain a Healthy Weight: Obesity increases the risk of abdominal wall hernias. Maintaining a healthy weight through diet and exercise can reduce this risk.
- Proper Lifting Techniques: Lift heavy objects using your legs, not your back, to reduce strain on the abdominal muscles.
- Quit Smoking: Smoking can increase the risk of developing a hernia by impairing the body’s ability to heal and repair tissues.
Conclusion
Abdominal wall hernias are a common condition that can range from asymptomatic to potentially serious. Early detection, monitoring, and appropriate treatment are key to managing hernias effectively and preventing complications.
A little more clarity
Your questions, answered
Is every abdominal or groin lump a hernia?
No. A lump can have several causes and needs clinical assessment. A clinician may examine it while you stand or cough, and may arrange a scan if the diagnosis is uncertain. Do not use the appearance of a lump alone to diagnose a hernia.
Can a hernia be observed instead of repaired straight away?
Observation may be appropriate for some hernias after assessment, but it is not suitable for every type. The site, symptoms, risk of complications and your general health matter. If observation is recommended, ask what changes should prompt review and when to seek urgent help.
Can exercise or lifestyle changes close an abdominal wall hernia?
Lifestyle measures may help general health and reduce strain, but they do not usually close an established abdominal wall defect in an adult. Ask for advice about activity that suits your hernia and whether repair is appropriate. Do not rely on exercise to remove the need for assessment.
What should I ask about a proposed hernia repair?
Ask which type of hernia you have, why repair is recommended and whether an open or keyhole approach is proposed. Discuss whether mesh is planned, alternatives, recurrence, persistent pain and the recovery advice relevant to your work and activities.
Which changes should not wait for a routine hernia appointment?
New or worsening pain around a hernia, vomiting, a bloated abdomen, constipation or fever need urgent medical advice. Contact NHS 111 or an urgent care service rather than waiting for routine review. A hernia can trap bowel or affect its blood supply, so do not assume new symptoms are harmless.
Patient information and guides
These leaflets provide general information and do not replace individual medical advice. Follow the instructions of your clinical team for your own care.
Hernia surgery (PDF, 4 pages)
Patient information about hernia repair, treatment choices and recovery.
Sources & further reading
This guide provides general information, not an individual diagnosis or treatment plan. Your clinical team will advise what is appropriate for you.