Medical Diagnosis More Condition_symptoms Form What Do You Call The Process Of Medical Diagnosis In Research Term?

What do you call the process of medical diagnosis in research term? - medical diagnosis more condition_symptoms form

My diagnosis has been renovated or say to change the size, according to medical data, and I'm disappointed. His puzzles than zigsaw the cup.

Or perhaps build the gathering of evidence to support his hypothesis on the case.

As the medical officers to diagnose the disease?

Please help