Kuala Lampur, Dec. 12 -- When most of us sit on the dental chair, we assume that the dentist simply looks into our mouth, spots the problem, and fixes it.

Simple, right? In reality, it is much more complex. Diagnosing oral diseases, especially in their earliest stages, takes years of training and a very sharp eye.

A tiny shadow, a faint line, or a subtle change in colour may be the first sign of a problem.

If detected early, it might only require a simple filling. If missed, it could progress into a more painful and costly treatment.

Traditionally, dental students learn through in-person visual examinations. They work closely under the supervision of specialists, looking directly into patients' mouths while being guided step by step i...