[{"id":"da-term-amyloid-pet","kind":"term","name":"Amyloid PET","aka":[],"tldr":"A PET scan that can show amyloid plaques. It answers a biology question, not 'how severe is the dementia'.","summary":"Used when the result will change care, especially before an antibody.","asOf":"2026-09-21","links":[{"label":"NIA","url":"https://www.nia.nih.gov/health/alzheimers-and-dementia"}],"tags":["dementia-atlas"],"related":[],"cancers":[],"sections":[],"technologies":["da-tech-amyloid-pet"],"targets":[],"drugs":[],"companies":[],"institutions":[],"pathways":[],"terms":[],"trials":[],"people":[],"bottlenecks":[],"keyPapers":[],"journals":[],"dependsOn":[],"notes":[],"category":"Diagnostics & imaging"},{"id":"da-term-aria","kind":"term","name":"ARIA","aka":["amyloid-related imaging abnormalities"],"tldr":"ARIA is swelling or bleeding seen on MRI in people receiving amyloid antibodies. It can be silent or, less often, symptomatic.","summary":"ARIA-E is oedema. ARIA-H is haemorrhage. Risk is higher in ApoE ε4 carriers. Monitoring schedules live on the product label, not on this glossary card.","asOf":"2026-09-21","links":[{"label":"FDA Leqembi","url":"https://www.fda.gov/news-events/press-announcements/fda-converts-novel-alzheimers-disease-treatment-traditional-approval"}],"tags":["dementia-atlas"],"related":[],"cancers":[],"sections":[],"technologies":[],"targets":[],"drugs":["da-lecanemab","da-donanemab"],"companies":[],"institutions":[],"pathways":[],"terms":[],"trials":[],"people":[],"bottlenecks":[],"keyPapers":[],"journals":[],"dependsOn":[],"notes":[],"category":"Side effects"},{"id":"da-term-mci","kind":"term","name":"Mild cognitive impairment","aka":["MCI"],"tldr":"Thinking changes that are noticeable but do not, by themselves, take away everyday independence.","summary":"Some people later develop dementia. Others do not. See the MCI diagnosis page.","asOf":"2026-09-21","links":[{"label":"NIA MCI","url":"https://www.nia.nih.gov/health/memory-loss-and-forgetfulness/what-mild-cognitive-impairment"}],"tags":["dementia-atlas"],"related":[],"cancers":["mild-cognitive-impairment"],"sections":[],"technologies":[],"targets":[],"drugs":[],"companies":[],"institutions":[],"pathways":[],"terms":[],"trials":[],"people":[],"bottlenecks":[],"keyPapers":[],"journals":[],"dependsOn":[],"notes":[],"category":"Clinical"},{"id":"da-term-mixed-dementia","kind":"term","name":"Mixed dementia","aka":[],"tldr":"More than one brain disease is contributing, often Alzheimer’s pathology plus vascular injury.","summary":"See the mixed dementia diagnosis page. Trial results from 'pure' cohorts may not transfer.","asOf":"2026-09-21","links":[{"label":"Alzheimer’s Association: mixed dementia","url":"https://www.alz.org/alzheimers-dementia/what-is-dementia/types-of-dementia/mixed-dementia"}],"tags":["dementia-atlas"],"related":[],"cancers":["mixed-dementia"],"sections":[],"technologies":[],"targets":[],"drugs":[],"companies":[],"institutions":[],"pathways":[],"terms":[],"trials":[],"people":[],"bottlenecks":[],"keyPapers":[],"journals":[],"dependsOn":[],"notes":[],"category":"Clinical"}]