He got gradually sicker, then suddenly much, much sicker, and meanwhile every invasive test came back with inconclusive but alarming results, all pointing at some kind of unidentifiable multisystem disorder.

A kidney biopsy may also be used as a more specific and invasive test method.

In addition, many will have completed numerous unsuccessful rounds of assisted fertility, plus invasive tests and hospital treatments, none of which have worked.

This allows early correct diagnosis for severe epilepsies, which results in appropriate treatment and prevents unnecessary invasive tests.

The software could save tens of thousands of patients from having invasive tests to diagnose coronary artery disease.