The National Institute of Neurological and Communicative Disorders and Stroke (NINCDS) and the Alzheimer's Disease and Related Disorders Association (ADRDA, now known as the Alzheimer's Association) established the most commonly used NINCDS-ADRDA Alzheimer's Criteria for diagnosis in 1984, extensively updated in 2007.
De amerikanske organisationer National Institute of Neurological and Communicative Disorders and Stroke (NINCDS) og Alzheimer's Disease and Related Disorders Association (ADRDA, nu kendt som Alzheimer's Association) etablerede de mest udbredte diagnosekriterier, de såkaldte ''NINCDS-ADRDA-Alzheimers kriterier, i 1984, og opdaterede dem i 2007.