Alzheimer's disease experts are revamping the way doctors diagnose patients with the progressive brain disorder — the most common type of dementia — adopting a seven-point rating scale based on cognitive and biological changes in the patient.
The new guidelines, unveiled by experts on Sunday in a report issued at an Alzheimer's Association conference in Amsterdam, embrace a numerical staging system assessing disease progression similar to the one used in cancer diagnoses.
They also eliminate the use of terms like mild, moderate and severe.
