The Isabel Symptom Checker - how it works

Isabel Symptom Checker - the one the
doctors use

Isabel Symptom Checker is adapted from the Isabel Pro Differential Diagnosis Generator, which has been used by healthcare professionals around the world for the last two decades. We want you to be able to make sense of the vast amounts of medical knowledge out there, become better informed, and work constructively with your doctor to find the right condition as soon as possible.


Enter your symptoms…

Isabel covers 6,000 diseases and allows you to enter an infinite number of symptoms. You can even include test results and any other chronic conditions you may have such as diabetes or high blood pressure. every day language...

The Isabel Symptom Checker is built using the latest Artificial Intelligence searching technology, allowing you to enter symptoms in everyday language.


...research the conditions...

Isabel takes all your symptoms and returns a list of possible conditions that could be the cause. Each condition links to extensive medical knowledge to help you learn more.

...then discuss with your Doctor


Now you have become more informed about your symptoms, you are able to have a more productive discussion with your doctor or healthcare provider about your condition.

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Try it out

Enter your symptoms into the Isabel Symptom Checker and research your symptoms. Our Symptom Checker is and always will be free to use.


Talking to your doctor

Discussing your findings with your doctor can be daunting. Learn about how to approach this discussion and work together as a team to find the right condition.

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Register for free

The Symptom Checker is free for anyone to use, but signing up for a free account has many benefits.