Feasibility Study for Longitudinal Retinal Imaging in the Anti‐Amyloid Treatment in Asymptomatic Alzheimer’s Disease (A4) Trial
Rissman R, Ngolab J, Donohue M, Belsha A, Salazar J, Cohen P, Jaiswal S, Tan V, Aggarwal N, Alber J, Johnson K, Jicha G, van Dyck C, Lah J, Salloway S, Rafii M, Aisen P, Sperling R. Feasibility Study for Longitudinal Retinal Imaging in the Anti‐Amyloid Treatment in Asymptomatic Alzheimer’s Disease (A4) Trial. Alzheimer's & Dementia 2023, 19 DOI: 10.1002/alz.079580.Peer-Reviewed Original ResearchAnti-Amyloid TreatmentAsymptomatic Alzheimer's diseaseFeasibility of retinal imagingLongitudinal Evaluation of Amyloid RiskCohort of individualsAlzheimer's diseaseResults ParticipantsAnti-amyloidA4 trialAD-diagnosed patientsRetinal spotsPositron emission tomographyStandardized uptake value ratioAmyloid positron emission tomographyLongitudinal evaluationRisk detectionClinically normal individualsParticipantsPET standardized uptake value ratioFeasibility studyClinicCross-sectionRetinal amyloid depositsAmyloid depositsIndividualsLongitudinal head-to-head comparison of 11C-PiB and 18F-florbetapir PET in a Phase 2/3 clinical trial of anti-amyloid-β monoclonal antibodies in dominantly inherited Alzheimer’s disease
Chen C, McCullough A, Gordon B, Joseph-Mathurin N, Flores S, McKay N, Hobbs D, Hornbeck R, Fagan A, Cruchaga C, Goate A, Perrin R, Wang G, Li Y, Shi X, Xiong C, Pontecorvo M, Klein G, Su Y, Klunk W, Jack C, Koeppe R, Snider B, Berman S, Roberson E, Brosch J, Surti G, Jiménez-Velázquez I, Galasko D, Honig L, Brooks W, Clarnette R, Wallon D, Dubois B, Pariente J, Pasquier F, Sanchez-Valle R, Shcherbinin S, Higgins I, Tunali I, Masters C, van Dyck C, Masellis M, Hsiung R, Gauthier S, Salloway S, Clifford D, Mills S, Supnet-Bell C, McDade E, Bateman R, Benzinger T. Longitudinal head-to-head comparison of 11C-PiB and 18F-florbetapir PET in a Phase 2/3 clinical trial of anti-amyloid-β monoclonal antibodies in dominantly inherited Alzheimer’s disease. European Journal Of Nuclear Medicine And Molecular Imaging 2023, 50: 2669-2682. PMID: 37017737, PMCID: PMC10330155, DOI: 10.1007/s00259-023-06209-0.Peer-Reviewed Original ResearchConceptsStandardized uptake value ratioPhase 2/3 clinical trialsPositron emission tomographyAnti-Aβ monoclonal antibodyClinical trialsPlacebo armDrug effectsLongitudinal changesMonoclonal antibodiesGlobal cortical standardized uptake value ratioHead comparisonCortical standardized uptake value ratioRegional standardized uptake value ratiosAβ positron emission tomographyAmyloid-β positron emission tomographyAlzheimer's disease clinical trialsPET imagingUptake value ratioAβ PET imagingSimulated clinical trialTwo-sample t-testDrug armPittsburgh CompoundPET scansWelch two sample t-test