Your appendix is a tiny tube-shaped pouch attached to the large intestine, located on the lower right side of your abdomen. Most of the time, we barely notice it’s there. However, if the appendix becomes blocked and inflamed, it can cause a painful and potentially life-threatening condition called appendicitis. This often needs urgent medical treatment.
The following explain what causes appendix problems, what symptoms to look out for, and what treatment and prevention options are available.
Appendicitis happens when the appendix becomes inflamed and swollen, usually because something has blocked it. Once blocked, germs multiply inside and the appendix fills with pus. Without treatment, the swollen appendix can burst — spreading infection inside the tummy. That is why appendicitis is treated as a medical emergency.
Think of the appendix like a tiny balloon: if the pressure keeps building, eventually it can pop.
The exact cause is not always known, but it usually begins with some sort of blockage:
Once blocked, bacteria become trapped, turning the appendix into a pocket of pressure and pain.
Appendicitis often starts with symptoms that seem mild and easy to ignore — but they usually get worse.
Early Warning Signs
The pain often becomes sharper and more intense over several hours and can make walking or moving uncomfortable.
Go to A&E or call 999 if you notice:
⚠️ Sudden, severe pain in the lower right side of your tummy
⚠️ Pain that gets worse when you move, cough, or breathe deeply
⚠️ High fever with chills
⚠️ Repeated vomiting
⚠️ A swollen, hard, or extremely tender tummy
⚠️ Pain that becomes unbearable or rapidly worsens
These can be signs that the appendix is close to bursting or has already ruptured — this situation is very dangerous and needs urgent treatment.
To find out what’s wrong, doctors may:
Diagnosis can sometimes be tricky because symptoms can resemble other problems, such as kidney stones or stomach bugs — but doctors are very experienced at identifying appendicitis.
Surgery – The Most Common Treatment
The safest and most reliable cure is removing the appendix. This prevents it from bursting or becoming infected again.
Most surgeries are done using keyhole (laparoscopic) techniques:
✔ Tiny cuts and minimal scarring
✔ Faster healing and less pain
✔ Many patients go home within 1–2 days
If the appendix has burst, surgery may need to be more extensive and you’ll likely receive antibiotics and a longer hospital stay.
Antibiotics
Sometimes antibiotics are given first, especially if the symptoms are mild. However, most people still benefit from surgery later because appendicitis often returns.
There is no guaranteed way to stop appendicitis, but you can support bowel health and reduce risks by:
🥗 Eating more fibre
Fresh fruits, vegetables, nuts, beans, and whole grains help keep stools soft and moving smoothly.
💧 Drinking plenty of water
Hydration helps prevent constipation, one of the risk factors for blockage.
🚶♀️ Staying active
Daily movement helps digestion and reduces pressure in the bowels.
💩 Going to the toilet when you need to
Delaying can make stools harder and increase pressure inside the bowel.
Even with these habits, appendicitis can still occur unexpectedly — so knowing the symptoms is key.
Get medical advice if:
Do not ignore symptoms.
Appendicitis rarely improves on its own, so don’t wait and hope it goes away.
Key Takeaways
Mr Spyros Panagiotopoulos is a leading consultant in General and Metabolic/Bariatric Surgery at King’s College Hospital in London. He has extensive experience handling various general surgery emergencies, ensuring patients receive thorough care and safe, evidence-based treatment.
