Appendicitis can be tricky to diagnose unless you have the typical symptoms, which are only present in about half of all cases.

Also, some people's appendixes may be located in a slightly different part of their body, such as:

Some people have pain similar to appendicitis, but it's caused by something else, such as:

Your GP will ask about your symptoms, examine your abdomen, and see if the pain gets worse when they press on the area around your appendix (the lower right-hand side of your abdomen).

If you have the typical symptoms of appendicitis, your GP will usually be able to make a confident diagnosis.

In this case, you'll immediately be referred to hospital for treatment.

Further tests

If your symptoms are not typical, further tests may be needed to confirm the diagnosis and rule out other conditions.

You may have: 

It can sometimes take a while to get the test results.

Your surgeon may recommend a laparoscopy to examine your appendix and pelvic organs if the diagnosis is still uncertain.

Removing the appendix is usually recommended if appendicitis is suspected, rather than risk it bursting.

This means some people will have their appendix removed even though it's eventually found to be normal.

If a doctor is unsure whether you have appendicitis, they may recommend waiting up to 24 hours to see if your symptoms improve, stay the same or get worse.

If they suspect your appendix has burst, you'll be sent to hospital immediately for treatment.

Page last reviewed: 21 October 2022
Next review due: 21 October 2022